diff --git a/.idea/modules.xml b/.idea/modules.xml
index 8cf04b6..1fba74d 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,6 +3,8 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
+      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
+      <module fileurl="file://$PROJECT_DIR$/library/library.iml" filepath="$PROJECT_DIR$/library/library.iml" />
       <module fileurl="file://$PROJECT_DIR$/library/library.iml" filepath="$PROJECT_DIR$/library/library.iml" />
       <module fileurl="file://$PROJECT_DIR$/wallpaperboard-enhanced.iml" filepath="$PROJECT_DIR$/wallpaperboard-enhanced.iml" />
     </modules>
diff --git a/build.gradle b/build.gradle
index bc69ae0..d54e459 100755
--- a/build.gradle
+++ b/build.gradle
@@ -30,9 +30,9 @@ allprojects {
     rootProject.ext {
         BuildTools = "27"
         MinSdk = 15
-        TargetSdk = 26
-        CompileSdk = 26
-        SupportLibrary = "26.0.2"
+        TargetSdk = 27
+        CompileSdk = 27
+        SupportLibrary = "27.1.0"
     }
 }
 
diff --git a/library/build.gradle b/library/build.gradle
index 7e19dd8..3d59d5a 100755
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -45,7 +45,7 @@ android {
         minSdkVersion rootProject.ext.MinSdk
         targetSdkVersion rootProject.ext.TargetSdk
         versionCode 174
-        versionName "1.7.0-b5-1"
+        versionName "1.7.0-b5-2"
         vectorDrawables.useSupportLibrary = true
         manifestPlaceholders = [onesignal_app_id: "key",
                                 onesignal_google_project_number: "key"]
@@ -94,7 +94,7 @@ dependencies {
     compile 'com.jakewharton:butterknife:9.0.0-SNAPSHOT'
     annotationProcessor 'com.jakewharton:butterknife-compiler:9.0.0-SNAPSHOT'
 
-    compile 'com.squareup.okhttp3:okhttp:3.9.0'
+    compile 'com.squareup.okhttp3:okhttp:3.10.0'
 
     compile group: 'cz.msebera.android', name: 'httpclient', version: '4.4.1.1'
     compile 'uk.co.chrisjenx:calligraphy:2.3.0'
@@ -120,14 +120,14 @@ dependencies {
     // OneSignal SDK
     implementation 'com.onesignal:OneSignal:3.+@aar'
     // Required for OneSignal
-    implementation 'com.google.android.gms:play-services-gcm:11.6.2'
-    implementation 'com.google.android.gms:play-services-analytics:11.6.2'
+    implementation 'com.google.android.gms:play-services-gcm:11.8.0'
+    implementation 'com.google.android.gms:play-services-analytics:11.8.0'
 
     // App Updater
     compile 'com.github.javiersantos:AppUpdater:2.6.3'
 
     // Google Ads
-    compile 'com.google.android.gms:play-services-ads:11.6.2'
+    compile 'com.google.android.gms:play-services-ads:11.8.0'
 
     // Material Dialogs With Additional Features
     compile 'com.github.javiersantos:MaterialStyledDialogs:2.1'
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/CategoriesFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/CategoriesFragment.java
index 4904b5a..a4441fc 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/CategoriesFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/CategoriesFragment.java
@@ -155,6 +155,9 @@ private class CategoriesLoader extends AsyncTask<Void, Category, Boolean> {
         @Override
         protected void onPreExecute() {
             super.onPreExecute();
+            if (getActivity() == null) return;
+            if (getActivity().isFinishing()) return;
+
             mProgress.setVisibility(View.VISIBLE);
 
             if (mAdapter != null) {
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/WallpaperSearchFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/WallpaperSearchFragment.java
index 2e7d1bb..33a3bb2 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/WallpaperSearchFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/WallpaperSearchFragment.java
@@ -151,14 +151,23 @@ public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
             public boolean onQueryTextChange(String string) {
                 if (string.length() == 0) {
                     clearAdapter();
+                    return false;
+                }
+
+                if (mAsyncTask != null) {
+                    mAsyncTask.cancel(true);
                 }
-                return false;
+
+                mAsyncTask = new WallpapersLoader(string.trim())
+                        .executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+                return true;
             }
 
             @Override
             public boolean onQueryTextSubmit(String string) {
                 mSearchView.clearFocus();
-                mAsyncTask = new WallpapersLoader(string.trim()).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+                mAsyncTask = new WallpapersLoader(string.trim())
+                        .executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
                 return true;
             }
         });
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/CreditsFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/CreditsFragment.java
index fbe383d..61c8630 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/CreditsFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/CreditsFragment.java
@@ -72,10 +72,14 @@ public static void showCreditsDialog(FragmentManager fm, int type) {
             ft.remove(prev);
         }
 
+        ft.add(newInstance(type), TAG)
+                .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
+
         try {
-            DialogFragment dialog = CreditsFragment.newInstance(type);
-            dialog.show(ft, TAG);
-        } catch (IllegalStateException | IllegalArgumentException ignored) {}
+            ft.commit();
+        } catch (IllegalStateException e) {
+            ft.commitAllowingStateLoss();
+        }
     }
 
     @Override
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/FilterFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/FilterFragment.java
index 4b8451c..bf3ff59 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/FilterFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/FilterFragment.java
@@ -84,10 +84,14 @@ public static void showFilterDialog(FragmentManager fm, boolean isMuzei) {
             ft.remove(prev);
         }
 
+        ft.add(newInstance(isMuzei), TAG)
+                .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
+
         try {
-            DialogFragment dialog = FilterFragment.newInstance(isMuzei);
-            dialog.show(ft, TAG);
-        } catch (IllegalArgumentException | IllegalStateException ignored) {}
+            ft.commit();
+        } catch (IllegalStateException e) {
+            ft.commitAllowingStateLoss();
+        }
     }
 
     @NonNull
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/InAppBillingFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/InAppBillingFragment.java
index 09e350c..b675275 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/InAppBillingFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/InAppBillingFragment.java
@@ -77,10 +77,14 @@ public static void showInAppBillingDialog(@NonNull FragmentManager fm, @NonNull
             ft.remove(prev);
         }
 
+        ft.add(newInstance(key, productId), TAG)
+                .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
+
         try {
-            DialogFragment dialog = InAppBillingFragment.newInstance(key, productId);
-            dialog.show(ft, TAG);
-        } catch (IllegalArgumentException | IllegalStateException ignored) {}
+            ft.commit();
+        } catch (IllegalStateException e) {
+            ft.commitAllowingStateLoss();
+        }
     }
 
     @Override
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LanguagesFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LanguagesFragment.java
index 52fb631..8641aee 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LanguagesFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LanguagesFragment.java
@@ -66,10 +66,14 @@ public static void showLanguageChooser(@NonNull FragmentManager fm) {
             ft.remove(prev);
         }
 
+        ft.add(newInstance(), TAG)
+                .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
+
         try {
-            DialogFragment dialog = LanguagesFragment.newInstance();
-            dialog.show(ft, TAG);
-        } catch (IllegalArgumentException | IllegalStateException ignored) {}
+            ft.commit();
+        } catch (IllegalStateException e) {
+            ft.commitAllowingStateLoss();
+        }
     }
 
     @NonNull
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LicensesFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LicensesFragment.java
index 46bcf4b..1c5cc63 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LicensesFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/LicensesFragment.java
@@ -65,10 +65,14 @@ public static void showLicensesDialog(FragmentManager fm) {
             ft.remove(prev);
         }
 
+        ft.add(newInstance(), TAG)
+                .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
+
         try {
-            DialogFragment dialog = LicensesFragment.newInstance();
-            dialog.show(ft, TAG);
-        } catch (IllegalStateException | IllegalArgumentException ignored) {}
+            ft.commit();
+        } catch (IllegalStateException e) {
+            ft.commitAllowingStateLoss();
+        }
     }
 
     @NonNull
diff --git a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/RefreshDurationFragment.java b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/RefreshDurationFragment.java
index 516c404..5054d8a 100755
--- a/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/RefreshDurationFragment.java
+++ b/library/src/main/java/com/dm/wallpaper/board/fragments/dialogs/RefreshDurationFragment.java
@@ -76,10 +76,14 @@ public static void showRefreshDurationDialog(FragmentManager fm, int rotateTime,
             ft.remove(prev);
         }
 
+        ft.add(newInstance(rotateTime, isMinute), TAG)
+                .setTransitionStyle(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
+
         try {
-            DialogFragment dialog = RefreshDurationFragment.newInstance(rotateTime, isMinute);
-            dialog.show(ft, TAG);
-        } catch (IllegalStateException | IllegalArgumentException ignored) {}
+            ft.commit();
+        } catch (IllegalStateException e) {
+            ft.commitAllowingStateLoss();
+        }
     }
 
     @NonNull
diff --git a/library/src/main/java/com/dm/wallpaper/board/utils/WallpaperDownloader.java b/library/src/main/java/com/dm/wallpaper/board/utils/WallpaperDownloader.java
index 3baab8e..340becf 100755
--- a/library/src/main/java/com/dm/wallpaper/board/utils/WallpaperDownloader.java
+++ b/library/src/main/java/com/dm/wallpaper/board/utils/WallpaperDownloader.java
@@ -113,7 +113,12 @@ public void start() {
         DownloadManager downloadManager = (DownloadManager) mContext.getSystemService(Context.DOWNLOAD_SERVICE);
 
         try {
-            downloadManager.enqueue(request);
+            if (downloadManager != null) {
+                downloadManager.enqueue(request);
+                return;
+            }
+
+            LogUtil.e("Download: download manager is null");
         } catch (IllegalArgumentException e) {
             LogUtil.e(Log.getStackTraceString(e));
             return;
diff --git a/library/src/main/res/raw/licenses.html b/library/src/main/res/raw/licenses.html
index 48766ae..0f135c4 100755
--- a/library/src/main/res/raw/licenses.html
+++ b/library/src/main/res/raw/licenses.html
@@ -273,69 +273,5 @@
 See the License for the specific language governing permissions and
 limitations under the License.
 </pre>
-<ul>
-    <li>MaterialStyledDialogs</li>
-</ul>
-
-<pre>
-Copyright 2016 Javier Santos
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-   http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-</pre>
-<ul>
-    <li>AppUpdater</li>
-</ul>
-
-<pre>
-Copyright 2016 Javier Santos
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-   http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-</pre>
-<ul>
-    <li>AdBlockerDetector</li>
-</ul>
-
-<pre>
-The MIT License (MIT)
-Copyright (c) 2016 Cüneyt Ayyıldız
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-</pre>
 </body>
 </html>
\ No newline at end of file
diff --git a/library/src/main/res/values-pl/dashboard_strings.xml b/library/src/main/res/values-pl/dashboard_strings.xml
index 48435ab..46ffc8c 100755
--- a/library/src/main/res/values-pl/dashboard_strings.xml
+++ b/library/src/main/res/values-pl/dashboard_strings.xml
@@ -15,15 +15,24 @@
     <string name="menu_search">Szukaj</string>
     <string name="menu_filter">Filtruj</string>
     <string name="menu_save">Zapisz na urządzeniu</string>
-    <string name="menu_wallpaper_settings">Ustawienia tapety</string>
+    <string name="menu_wallpaper_crop">Przytnij Tapetę</string>
+    <string name="menu_apply_homescreen">Ekran główny</string>
+    <string name="menu_apply_lockscreen">Ekran blokady</string>
+    <string name="menu_apply_homescreen_lockscreen">Ekran główny i blokady ekranu</string>
+    <string name="menu_sort">Sortuj według</string>
+    <string name="menu_sort_latest">Ostatnich</string>
+    <string name="menu_sort_oldest">Najstarszych</string>
+    <string name="menu_sort_name">Nazwy</string>
+    <string name="menu_sort_random">Losowo</string>
     <!-- Dialog -->
     <string name="open">Otwórz</string>
     <string name="close">Zamknij</string>
     <string name="clear">Wyczyść</string>
     <string name="donate">Wspieram</string>
+    <string name="copy">Kopiuj</string>
     <!-- Tap Intro -->
-    <string name="tap_intro_wallpapers_navigation">Menu</string>
-    <string name="tap_intro_wallpapers_navigation_desc">Tapnij tutaj lub przesuń palcem od lewej części ekranu, aby wysunąć menu</string>
+    <string name="tap_intro_wallpapers_navigation">Menu nawigacyjne</string>
+    <string name="tap_intro_wallpapers_navigation_desc">Tapnij tutaj lub przesuń palcem od lewej części ekranu, aby wysunąć menu nawigacyjne</string>
     <string name="tap_intro_wallpapers_search">Szukaj</string>
     <string name="tap_intro_wallpapers_search_desc">Tapnij tutaj, aby wyszukać tapety</string>
     <string name="tap_intro_wallpapers_filter">Filtruj tapety</string>
@@ -41,31 +50,40 @@
     <string name="tap_intro_wallpaper_preview_save_desc">Tapnij tutaj, aby zapisać tło na swoim urządzeniu.</string>
     <string name="tap_intro_wallpaper_preview_apply">Ustaw tapetę</string>
     <string name="tap_intro_wallpaper_preview_apply_desc">Tapnij tutaj, aby ustawić tło na głównym ekranie.</string>
+    <string name="tap_intro_wallpaper_preview_full">Tapeta w oryginalnym rozmiarze</string>
+    <string name="tap_intro_wallpaper_preview_full_desc">Tapnij tutaj, aby wyświetlić podgląd tapety w oryginalnym rozmiarze</string>
     <!-- Wallpapers -->
-    <string name="wallpaper_new_added">Nowa tapeta</string>
     <string name="wallpaper_filter">Sortuj według kategorii</string>
-    <string name="wallpaper_downloading">Pobieranie tapety…</string>
-    <string name="wallpaper_download_exist">Tapeta o podanej nazwie %s już istnieje, chcesz ją zastąpić?</string>
-    <string name="wallpaper_download_exist_replace">Zastąp</string>
-    <string name="wallpaper_download_exist_new">Utwórz nowy</string>
+    <string name="wallpaper_already_downloaded">Tapeta została pobrana</string>
+    <string name="wallpaper_downloading">Pobieranie tapety …</string>
     <string name="wallpaper_download_failed">Nie można pobrać tapety</string>
-    <string name="wallpaper_download_cancelled">Pobieranie tapety anulowane</string>
-    <string name="wallpaper_downloaded">Tapeta pobrana do</string>
-    <string name="wallpaper_loading">Ładowanie tła…</string>
-    <string name="wallpaper_applying">Ustawianie tapety…</string>
+    <string name="wallpaper_loading">Ładowanie tła …</string>
+    <string name="wallpaper_applying">Ustawianie tapety …</string>
     <string name="wallpaper_applied">Tapeta ustawiona</string>
     <string name="wallpaper_apply_failed">Nie można ustawić tapety</string>
     <string name="wallpaper_apply_cancelled">Ustawianie tapety anulowane</string>
-    <string name="connection_failed">Nie można pobrać danych z serwera</string>
-    <string name="wallpaper_apply">Ustaw jako tapetę</string>
-    <string name="wallpaper_apply_crop">Przycięcie tapety będzie wyłączone, jeśli wybierzesz tą opcję.</string>
-    <string name="wallpaper_settings_crop">Przycinanie</string>
-    <string name="wallpaper_settings_crop_desc">Odblokuj opcję przycięcia tapety, zostanie ona ustawiona zgodnie z aktualnym podglądem. Uszczypnij lub tapnij dwa razy, aby powiększyć podgląd.</string>
-    <string name="wallpaper_settings_lockscreen">Tło ekranu blokady</string>
-    <string name="wallpaper_settings_lockscreen_desc">Ustaw tapetę na ekranie blokady oraz na ekranie głównym.</string>
-    <string name="wallpaper_settings_lockscreen_not_available">Tło ekranu blokady dostępne jedynie dla Androida Nougat</string>
     <string name="wallpaper_favorite_added">%s dodano do ulubionych</string>
     <string name="wallpaper_favorite_removed">%s usunięto z ulubionych</string>
+    <string name="connection_failed">Nie można pobrać danych z serwera</string>
+    <string name="wallpapers_loader_failed">Nie można sprawdzić nowych tepet</string>
+    <string name="wallpaper_preview_full">Podgląd tapety w oryginalnej jakości</string>
+    <string name="wallpaper_apply">Ustaw tapetę</string>
+    <string name="wallpaper_save_to_device">Zapisz tapetę</string>
+    <string name="wallpapers_favorite_restored">Przywrócono ulubione tapety</string>
+    <!-- Wallpaper Tooltips -->
+    <string name="wallpaper_tooltip_preview">Przeglądasz tapetę o mniejszej rozdzielczości,
+która może wyglądać na rozmytą i pikselowaną.</string>
+    <string name="wallpaper_tooltip_preview_icon_tap">Tapnij tą ikonkę, aby wyświetlić podgląd tapety w oryginalnym rozmiarze</string>
+    <string name="wallpaper_tooltip_dont_show">Nie pokazuj ponownie</string>
+    <!-- Wallpaper Property -->
+    <string name="wallpaper_property_name">Nazwa: %s</string>
+    <string name="wallpaper_property_author">Autor: %s</string>
+    <string name="wallpaper_property_dimensions">Wymiary: %s</string>
+    <string name="wallpaper_property_format">Format: %s</string>
+    <string name="wallpaper_property_size">Rozmiar pliku: %s</string>
+    <string name="wallpaper_property_palette">Paleta kolorów</string>
+    <string name="wallpaper_property_color">Kolor: %s</string>
+    <string name="wallpaper_property_category">Kategoria</string>
     <!-- Muzei -->
     <string name="minute">Minuta</string>
     <string name="hour">Godzina</string>
@@ -94,19 +112,21 @@
     <string name="pref_theme_dark">Jasny lub ciemny</string>
     <string name="pref_theme_dark_desc">Wybierz pomiędzy ciemnym bądź jasnym motywem</string>
     <string name="pref_wallpaper_header">Tapeta</string>
+    <string name="pref_wallpaper_high_quality_preview">Jakość podglądu tła</string>
+    <string name="pref_wallpaper_high_quality_preview_low">Słaba jakość</string>
+    <string name="pref_wallpaper_high_quality_preview_high">Wysoka jakość</string>
     <string name="pref_wallpaper_location">Miejsce zapisu tapet</string>
-    <string name="pref_wallpaper_location_desc">Spróbuj najpierw pobrać chociaż jedną tapetę</string>
     <string name="pref_language_header">Język</string>
     <string name="pref_others_header">Inne</string>
-    <string name="pref_others_colored_wallpaper_card">Kolorowa karta tapety</string>
     <string name="pref_others_reset_tutorial">Resetuj samouczek</string>
     <string name="pref_others_reset_tutorial_reset">Resetowanie samouczka</string>
+    <string name="pref_options_default">Domyślne</string>
     <!-- Permission -->
     <string name="permission_storage_denied">Wymagane uprawnienia do zapisywania tapet</string>
     <!-- Support Development -->
     <string name="donation_success">Dziękuję za dotację. Wykorzystam ją dobrze.</string>
     <!-- License -->
-    <string name="license_checking">Sprawdzanie licencji…</string>
+    <string name="license_checking">Sprawdzanie licencji …</string>
     <string name="license_check">Sprawdzanie licencji</string>
     <string name="license_check_success">Licencja poprawna, dziękuję za pobranie aplikacji z Google Play.</string>
     <string name="license_check_failed">Sprawdzenie licencji się nie powiodło. Aplikacja nie została pobrana z Google Play. Nie będziesz mógł z niej korzystać.</string>
@@ -128,4 +148,21 @@
     <!-- DrawerToggle -->
     <string name="txt_open">Otwórz</string>
     <string name="txt_close">Zamknij</string>
+    <string name="menu_wallpaper_settings">Ustawienia tapety</string>
+    <!-- Wallpapers -->
+    <string name="wallpaper_new_added">Nowa tapeta</string>
+    <string name="wallpaper_download_exist">Tapeta o podanej nazwie %s już istnieje, chcesz ją zastąpić?</string>
+    <string name="wallpaper_download_exist_replace">Zastąp</string>
+    <string name="wallpaper_download_exist_new">Utwórz nowy</string>
+    <string name="wallpaper_download_cancelled">Pobieranie tapety anulowane</string>
+    <string name="wallpaper_downloaded">Tapeta pobrana do</string>
+    <string name="wallpaper_apply_crop">Przycięcie tapety będzie wyłączone, jeśli wybierzesz tą opcję.</string>
+    <string name="wallpaper_settings_crop">Przycinanie</string>
+    <string name="wallpaper_settings_crop_desc">Odblokuj opcję przycięcia tapety, zostanie ona ustawiona zgodnie z aktualnym podglądem. Uszczypnij lub tapnij dwa razy, aby powiększyć podgląd.</string>
+    <string name="wallpaper_settings_lockscreen">Tło ekranu blokady</string>
+    <string name="wallpaper_settings_lockscreen_desc">Ustaw tapetę na ekranie blokady oraz na ekranie głównym.</string>
+    <string name="wallpaper_settings_lockscreen_not_available">Tło ekranu blokady dostępne jedynie dla Androida Nougat</string>
+    <string name="pref_wallpaper_location_desc">Spróbuj najpierw pobrać chociaż jedną tapetę</string>
+    <string name="pref_others_colored_wallpaper_card">Kolorowa karta tapety</string>
+    <string name="about_dashboard_dev_google_plus_title">Google+</string>
 </resources>
diff --git a/library/src/main/res/values-tr/dashboard_strings.xml b/library/src/main/res/values-tr/dashboard_strings.xml
index 2d25881..11dc21e 100755
--- a/library/src/main/res/values-tr/dashboard_strings.xml
+++ b/library/src/main/res/values-tr/dashboard_strings.xml
@@ -6,16 +6,32 @@
     <string name="navigation_view_settings">Ayarlar</string>
     <string name="navigation_view_about">Hakkında</string>
     <string name="navigation_view_donate">Geliştiriciyi Destekle</string>
+
+    <string name="navigation_view_share">Uygulamayı Paylaş</string>
+    <string name="navigation_view_rate">Oyla &amp; İncele</string>
     <!-- Share app -->
     <!-- Menu -->
     <string name="menu_search">Arama</string>
     <string name="menu_filter">Filtre</string>
     <string name="menu_save">Cihaza Kaydet</string>
+
+    <string name="menu_wallpaper_crop">Duvar Kağıdını Kes</string>
+    <string name="menu_apply_homescreen">Anasayfa</string>
+    <string name="menu_apply_lockscreen">Kilit Ekranı</string>
+    <string name="menu_apply_homescreen_lockscreen">Anasayfa &amp; Kilit Ekranı</string>
+
+    <string name="menu_sort">Sırala</string>
+    <string name="menu_sort_latest">Sonuncu</string>
+    <string name="menu_sort_oldest">Eskisi</string>
+    <string name="menu_sort_name">İsim</string>
+    <string name="menu_sort_random">Rasgele</string>
     <!-- Dialog -->
     <string name="open">Aç</string>
     <string name="close">Kapat</string>
     <string name="clear">Temizle</string>
     <string name="donate">Bağış Yap</string>
+    <string name="copy">Kopyala</string>
+
     <!-- Tap Intro -->
     <string name="tap_intro_wallpapers_navigation">Gezinti Çekmecesi</string>
     <string name="tap_intro_wallpapers_navigation_desc">Gezinti çekmecesini açmak için buraya tıklayın veya ekranın sol tarafından kaydırın</string>
@@ -33,42 +49,76 @@
     <string name="tap_intro_wallpaper_preview_settings">Duvar kağıdı ayarları</string>
     <string name="tap_intro_wallpaper_preview_settings_desc">"Duvar kağıdı ayarlarını açmak için buraya dokunun. 
 Android Nougat'ta kilit ekranı duvar kağıdı olarak ayarlamayı veya duvar kağıdını kırpmayı etkinleştirin. "</string>
+
     <string name="tap_intro_wallpaper_preview_save">Duvar kağıdını kaydet</string>
     <string name="tap_intro_wallpaper_preview_save_desc">Daha sonra kullanmak üzere duvar kağıtlarını indirmek ve kaydetmek için buraya dokunun</string>
     <string name="tap_intro_wallpaper_preview_apply">Duvar kağıdı olarak ayarla</string>
     <string name="tap_intro_wallpaper_preview_apply_desc">Duvar kağıdını ana ekran arkaplanı olarak ayarlamak için buraya dokunun</string>
+    <string name="tap_intro_wallpaper_preview_full">Duvar kağıdını orijinal boyutuna getir</string>
+    <string name="tap_intro_wallpaper_preview_full_desc">Duvar kağıdı ortalamak için buraya dokunun</string>
+
     <!-- Wallpapers -->
     <string name="wallpaper_filter">Kategoriye Göre Filtrele</string>
     <string name="wallpaper_downloading">Duvar kağıdı indiriliyor ...</string>
     <string name="wallpaper_download_failed">Duvar kağıdı indirilemiyor</string>
+
     <string name="wallpaper_loading">Duvar kağıdı yükleniyor ...</string>
     <string name="wallpaper_applying">Duvar kağıdı uygulanıyor</string>
     <string name="wallpaper_applied">Duvar kağıdı uygulandı</string>
     <string name="wallpaper_apply_failed">Duvar kağıdı uygulanamıyor</string>
     <string name="wallpaper_apply_cancelled">Duvar kağıdı uygulanması iptal edildi</string>
+
     <string name="wallpaper_favorite_added">%s favorilere eklendi</string>
     <string name="wallpaper_favorite_removed">%s favorilerden kaldırıldı</string>
+
     <string name="connection_failed">Sunucudan veri alınamıyor</string>
+    <string name="wallpapers_loader_failed">Yeni duvar kağıtları kontrol edilemedi</string>
+
+    <string name="wallpaper_preview_full">Duvar kağıdını orijinal boyutunda görüntüle</string>
     <string name="wallpaper_apply">Duvar kağıdını uygula</string>
+    <string name="wallpaper_save_to_device">Duvar kağıdını kaydet</string>
+
+    <string name="wallpapers_favorite_restored">Favori duvar kağıtları restore edildi</string>
+
     <!-- Wallpaper Tooltips -->
+    <string name="wallpaper_tooltip_preview">Şu anda bulanık ve pikselli görünebilecek, daha küçük çözünürlüklü, duvar kağıdını önizliyorsunuz.</string>
+    <string name="wallpaper_tooltip_preview_icon_tap">Tap this icon to previews wallpaper with original size</string>
+    <string name="wallpaper_tooltip_dont_show">Tekrar gösterme</string>
+
     <!-- Wallpaper Property -->
+    <string name="wallpaper_property_name">İsim: %s</string>
+    <string name="wallpaper_property_author">Sahip: %s</string>
+    <string name="wallpaper_property_dimensions">Çözünürlük: %s</string>
+    <string name="wallpaper_property_format">Format: %s</string>
+    <string name="wallpaper_property_size">Boyut: %s</string>
+    <string name="wallpaper_property_palette">Renk Paleti</string>
+    <string name="wallpaper_property_color">Renk: %s</string>
+    <string name="wallpaper_property_category">Kategori</string>
+
     <!-- Muzei -->
     <string name="minute">Dakika</string>
     <string name="hour">Saat</string>
+
     <string name="muzei_settings">Muzei Ayarları</string>
     <string name="muzei_settings_save">Kaydet</string>
     <string name="muzei_settings_saved">Ayarlar Kaydedildi</string>
+
     <string name="muzei_refresh_duration">Yenileme Süresi</string>
     <string name="muzei_refresh_duration_desc">Her</string>
+
     <string name="muzei_wifi_only">Yalnızca Wifi Üzerinden Yenile</string>
     <string name="muzei_wifi_only_desc">Yalnızca cihaz Wifi üzerinden duvar kağıdı yükle</string>
+
     <string name="muzei_category">Kategori Seç</string>
     <string name="muzei_category_desc">Sadece seçilen kategorilerden duvar kağıdı yükle</string>
+
     <!-- About -->
     <string name="about_contributors_title">Katkıda Bulunanlar</string>
     <string name="about_open_source_licenses">Açık Kaynak Lisansları</string>
+
     <!-- InAppBilling -->
     <string name="billing_load_product_failed">Uygulama içi satın alma ürünleri yüklenemiyor</string>
+
     <!-- Preferences -->
     <string name="pref_data_header">Veri &amp; Önbellek</string>
     <string name="pref_data_cache">Önbelleği Temizle</string>
@@ -76,19 +126,31 @@ Android Nougat'ta kilit ekranı duvar kağıdı olarak ayarlamayı veya duvar ka
     <string name="pref_data_cache_size">Önbellek Boyutu: %s</string>
     <string name="pref_data_cache_cleared">Önbellek Silindi</string>
     <string name="pref_data_cache_clear_dialog">"Gerçekten önbelleği temizlemek istiyor musunuz? "</string>
+
     <string name="pref_theme_header">Tema</string>
     <string name="pref_theme_dark">Karanlık tema</string>
     <string name="pref_theme_dark_desc">Aydınlık ve karanlık tema arasında geçiş yap</string>
+
     <string name="pref_wallpaper_header">Duvar Kağıdı</string>
+    <string name="pref_wallpaper_high_quality_preview">Duvar Kağıdı Ön İzleme Kalitesi</string>
+    <string name="pref_wallpaper_high_quality_preview_low">Düşük Kalite</string>
+    <string name="pref_wallpaper_high_quality_preview_high">Yüksek Kalite</string>
     <string name="pref_wallpaper_location">Duvar Kağıdı Kayıt Yeri</string>
+
     <string name="pref_language_header">Dil</string>
+
     <string name="pref_others_header">Diğer</string>
     <string name="pref_others_reset_tutorial">Tanıtımı Sıfırla</string>
     <string name="pref_others_reset_tutorial_reset">Tanıtım Sıfırlama</string>
+
+    <string name="pref_options_default">Varsayılan</string>
+
     <!-- Permission -->
     <string name="permission_storage_denied">Duvar kağıdı kaydetmek için depolama izni gerekli</string>
+
     <!-- Support Development -->
     <string name="donation_success">Bağış yaptığınız için teşekkür ediyorum. İyi işler için kullanacağım.</string>
+
     <!-- License -->
     <string name="license_checking">"Lisans kontrol ediliyor... "</string>
     <string name="license_check">Lisans Kontrolü</string>
@@ -96,13 +158,16 @@ Android Nougat'ta kilit ekranı duvar kağıdı olarak ayarlamayı veya duvar ka
     <string name="license_check_failed">"Lisans kontrolü başarısız, uygulamayı Play Store\'dan indirmemişsiniz.
 Uygulamayı kullanamazsınız. "</string>
     <string name="license_check_retry">Lisans kontrolü şu anda yapılamıyor. Lütfen, birkaç dakika sonra tekrar deneyin</string>
+
     <!-- Search -->
     <string name="search_result_empty">\"%s\" için hiçbir sonuç bulunamadı</string>
+
     <!-- Crash Report -->
     <string name="crash_report">Çökme Raporu</string>
     <string name="crash_report_message">"Maalesef %s çöktü. Geliştiricinin sorunu çözmesine yardımcı olmak adına aşağıda rapor göndermeyi seçin. "</string>
     <string name="crash_report_send">Rapor Gönder</string>
     <string name="email_client">Email İstemcisi Seçin</string>
+
     <!-- Please don't modify this -->
     <string name="about_dashboard">Wallpaper Boars</string>
     <string name="about_dashboard_dev">Duvarkağıdı Uygulaması, Apache License 2.0 kapsamında android için açık kaynaklı duvar kağıdı uygulaması, GitHub\'da mevcut ve kullanımı ücretsizdir. Dani Mahardhika tarafından geliştirilmiştir.</string>
diff --git a/library/src/main/res/values/dashboard_languages.xml b/library/src/main/res/values/dashboard_languages.xml
index dd22551..8a72cb0 100755
--- a/library/src/main/res/values/dashboard_languages.xml
+++ b/library/src/main/res/values/dashboard_languages.xml
@@ -6,6 +6,7 @@
         <item>English (United Kingdom)</item>
         <item>Bahasa Indonesia</item>
         <item>Bengali</item>
+        <item>Czech</item>
         <item>Dutch</item>
         <item>French</item>
         <item>German</item>
@@ -27,6 +28,7 @@
         <item>en_GB</item>
         <item>in_ID</item>
         <item>bn_IN</item>
+        <item>cs_CZ</item>
         <item>nl_NL</item>
         <item>fr_FR</item>
         <item>de_DE</item>
diff --git a/library/src/main/res/xml/dashboard_translator.xml b/library/src/main/res/xml/dashboard_translator.xml
index 8732d6f..1cda1ae 100755
--- a/library/src/main/res/xml/dashboard_translator.xml
+++ b/library/src/main/res/xml/dashboard_translator.xml
@@ -158,4 +158,16 @@
         image="https://lh3.googleusercontent.com/-oP9V50_no-E/AAAAAAAAAAI/AAAAAAAAAdg/zeWKUDW6zzw/s300-p-rw-no/photo.jpg"
         link="https://plus.google.com/u/1/118245545325192391591" />
 
+    <contributor
+        name="Dominik Jager"
+        contribution="Czech"
+        image="https://lh3.googleusercontent.com/-RWSmBZw0_Rs/AAAAAAAAAAI/AAAAAAAAAAA/AA6ZPT4lmTY0ZjvrXpcLeO3sk9wv7HbYuQ/s300-p-rw-no-mo/photo.jpg"
+        link="https://plus.google.com/u/1/114733946037290830132" />
+
+    <contributor
+        name="Lukas Novotny"
+        contribution="Czech"
+        image="https://lh3.googleusercontent.com/-l-PErgszyUE/AAAAAAAAAAI/AAAAAAAAEUA/dlQ7xh3cOxo/s300-p-rw-no/photo.jpg"
+        link="https://plus.google.com/u/1/107479175337074637335" />
+
 </resources>
\ No newline at end of file