diff --git a/app/build.gradle b/app/build.gradle
index 30ef5611..cf11fe69 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -64,7 +64,7 @@ android {
 }
 
 dependencies {
-    implementation 'com.github.SimpleMobileTools:Simple-Commons:b30a1e0b37'
+    implementation 'com.github.SimpleMobileTools:Simple-Commons:d5f0ed856d'
     implementation 'com.github.Stericson:RootTools:df729dcb13'
     implementation 'com.github.Stericson:RootShell:1.6'
     implementation 'com.alexvasilkov:gesture-views:2.5.2'
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index 6d12e930..c6dd7d50 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">تعمل هذه العملية فقط على الأجهزة المتجذرة</string>
     <string name="recents">الأحدث</string>
     <string name="show_recents">إظهار الأحدث</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Open as</string>
     <string name="text_file">Text file</string>
diff --git a/app/src/main/res/values-az/strings.xml b/app/src/main/res/values-az/strings.xml
index e62163df..47189681 100644
--- a/app/src/main/res/values-az/strings.xml
+++ b/app/src/main/res/values-az/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Bu əməliyyat yalnız root\'lu cihazlarda işləyir</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Open as</string>
diff --git a/app/src/main/res/values-ca/strings.xml b/app/src/main/res/values-ca/strings.xml
index 905609d9..9981320a 100644
--- a/app/src/main/res/values-ca/strings.xml
+++ b/app/src/main/res/values-ca/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Aquesta operació només funciona en dispositius amb «root»</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Mostra els recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Obre com a</string>
     <string name="text_file">Text file</string>
diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index 8b7c7677..f86c5a27 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Tato operace funguje pouze u rootnutých zařízení</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Otevřít jako</string>
diff --git a/app/src/main/res/values-cy/strings.xml b/app/src/main/res/values-cy/strings.xml
index a8b96a55..e4aca661 100644
--- a/app/src/main/res/values-cy/strings.xml
+++ b/app/src/main/res/values-cy/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Dyw\'r weithred hon ond yn gweithio ar ddyfeisiau wedi\'u gwreddio</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Agor fel</string>
diff --git a/app/src/main/res/values-da/strings.xml b/app/src/main/res/values-da/strings.xml
index aa360fe2..b22e03a5 100644
--- a/app/src/main/res/values-da/strings.xml
+++ b/app/src/main/res/values-da/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Denne funktion virker kun på rootede enheder</string>
     <string name="recents">Seneste</string>
     <string name="show_recents">Vis seneste</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Åbn som</string>
     <string name="text_file">Tekstfil</string>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 4f213ec6..5ff61851 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Dies kann nur auf gerooteten Geräten durchgeführt werden</string>
     <string name="recents">Neueste</string>
     <string name="show_recents">Zeige die Neuesten</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Öffnen als</string>
     <string name="text_file">Text-Datei</string>
diff --git a/app/src/main/res/values-el/strings.xml b/app/src/main/res/values-el/strings.xml
index ee1ef195..6d215114 100644
--- a/app/src/main/res/values-el/strings.xml
+++ b/app/src/main/res/values-el/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Αυτό το χαρακτηριστικό λειτουργεί μόνο σε συσκευές με πρόσβαση στον ριζικό κατάλογο.</string>
     <string name="recents">Πρόσφατα</string>
     <string name="show_recents">Εμφάνιση προσφάτων</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Άνοιγμα ως</string>
diff --git a/app/src/main/res/values-eo/strings.xml b/app/src/main/res/values-eo/strings.xml
index af077c7d..a1cb2ca3 100644
--- a/app/src/main/res/values-eo/strings.xml
+++ b/app/src/main/res/values-eo/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">This operation works only on rooted devices</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Malfermi kiel</string>
     <string name="text_file">Teksta dosiero</string>
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 44cef0b8..e68abd4b 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Esta operación solo funciona en dispositivos rooteados</string>
     <string name="recents">Recientes</string>
     <string name="show_recents">Mostrar recientes</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Abrir como</string>
diff --git a/app/src/main/res/values-et/strings.xml b/app/src/main/res/values-et/strings.xml
index 35a6ad3c..2c19eb4a 100644
--- a/app/src/main/res/values-et/strings.xml
+++ b/app/src/main/res/values-et/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">See tegevus on võimalik vaid juurkasutaja kontrollitud seadmetes</string>
     <string name="recents">Viimati kasutatud</string>
     <string name="show_recents">Näita viimatikasutatud faile</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Ava kui</string>
     <string name="text_file">tekstifailina</string>
diff --git a/app/src/main/res/values-fi/strings.xml b/app/src/main/res/values-fi/strings.xml
index fd59e932..d7e382f2 100644
--- a/app/src/main/res/values-fi/strings.xml
+++ b/app/src/main/res/values-fi/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Tämä toiminto vaatii rootatun laitteen</string>
     <string name="recents">Viimeaikaiset</string>
     <string name="show_recents">Näytä viimeaikaiset</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Avaa…</string>
     <string name="text_file">Tekstitiedostona</string>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 37edcbd6..1790b57b 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Cette opération ne fonctionne que sur les périphériques rooté</string>
     <string name="recents">Récents</string>
     <string name="show_recents">Afficher les récents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Ouvert comme</string>
     <string name="text_file">Fichier texte</string>
diff --git a/app/src/main/res/values-gl/strings.xml b/app/src/main/res/values-gl/strings.xml
index fba54c8c..e1c77047 100644
--- a/app/src/main/res/values-gl/strings.xml
+++ b/app/src/main/res/values-gl/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Esta operación só funciona en dispositivos con root</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Abrir como</string>
diff --git a/app/src/main/res/values-hi/strings.xml b/app/src/main/res/values-hi/strings.xml
index 3f35d2b2..39be48a4 100644
--- a/app/src/main/res/values-hi/strings.xml
+++ b/app/src/main/res/values-hi/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">यह ऑपरेशन केवल रूटेड डिवाइस पर काम करता है</string>
     <string name="recents">हाल के</string>
     <string name="show_recents">हाल ही में दिखाएं</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">इस रूप में खोलें</string>
     <string name="text_file">टेकस्ट फ़ाइलें</string>
diff --git a/app/src/main/res/values-hr/strings.xml b/app/src/main/res/values-hr/strings.xml
index d86e4bbd..bb28be5e 100644
--- a/app/src/main/res/values-hr/strings.xml
+++ b/app/src/main/res/values-hr/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Ova radnja funkcionira samo na uređajima s root pristupom</string>
     <string name="recents">Nedavni</string>
     <string name="show_recents">Pokaži nedavne</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Otvori kao</string>
     <string name="text_file">Tekstualna datoteka</string>
diff --git a/app/src/main/res/values-hu/strings.xml b/app/src/main/res/values-hu/strings.xml
index 474c23c7..d63d2c07 100644
--- a/app/src/main/res/values-hu/strings.xml
+++ b/app/src/main/res/values-hu/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Ez a művelet csak root jogosultságot támogató eszközökön működik</string>
     <string name="recents">Frissek</string>
     <string name="show_recents">Frissek megjelenítése</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Megnyitás másként</string>
     <string name="text_file">Szövegfájl</string>
diff --git a/app/src/main/res/values-id/strings.xml b/app/src/main/res/values-id/strings.xml
index d66dd18f..beb5eb06 100644
--- a/app/src/main/res/values-id/strings.xml
+++ b/app/src/main/res/values-id/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Tindakan ini hanya bekerja pada perangkat dengan akses root</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Buka sebagai</string>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index 0aa66cdf..c2d9d751 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Questa operazione funziona solo nei dispositivi con permessi di root</string>
     <string name="recents">Recenti</string>
     <string name="show_recents">Mostra i recenti</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Apri come</string>
     <string name="text_file">File di testo</string>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index a77431c3..f3014dbb 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">この操作はルート化された端末でのみ機能します</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">ファイル形式を指定して開く</string>
     <string name="text_file">テキストファイル</string>
diff --git a/app/src/main/res/values-ko-rKR/strings.xml b/app/src/main/res/values-ko-rKR/strings.xml
index a7e5de56..e7efb610 100644
--- a/app/src/main/res/values-ko-rKR/strings.xml
+++ b/app/src/main/res/values-ko-rKR/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">This operation works only on rooted devices</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Open as</string>
diff --git a/app/src/main/res/values-lt/strings.xml b/app/src/main/res/values-lt/strings.xml
index 12ffa02c..ba47e23c 100644
--- a/app/src/main/res/values-lt/strings.xml
+++ b/app/src/main/res/values-lt/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">This operation works only on rooted devices</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Atverti kaip</string>
     <string name="text_file">Tekstinis failas</string>
diff --git a/app/src/main/res/values-nb-rNO/strings.xml b/app/src/main/res/values-nb-rNO/strings.xml
index aff8f656..d99589e3 100644
--- a/app/src/main/res/values-nb-rNO/strings.xml
+++ b/app/src/main/res/values-nb-rNO/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Denne handlingen fungerer bare på rootede enheter.</string>
     <string name="recents">Nylige</string>
     <string name="show_recents">Vis nylige</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Åpne som</string>
     <string name="text_file">Tekstfil</string>
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index fc286cb9..ba2cab3d 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Deze bewerking is alleen mogelijk op een geroot apparaat</string>
     <string name="recents">Recent geopend</string>
     <string name="show_recents">Recente items tonen</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Openen als</string>
     <string name="text_file">Tekst</string>
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index ff543285..e53d229b 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Ta operacja działa tylko na zrootowanych urządzeniach</string>
     <string name="recents">Ostatnie</string>
     <string name="show_recents">Pokaż ostatnie</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Otwórz jako</string>
     <string name="text_file">Plik tekstowy</string>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index e66391a6..3f64cb07 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Esta operação só funciona em dispositivos rooteados</string>
     <string name="recents">Recentes</string>
     <string name="show_recents">Mostrar recentes</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Abrir como</string>
     <string name="text_file">Arquivo de Texto</string>
diff --git a/app/src/main/res/values-pt/strings.xml b/app/src/main/res/values-pt/strings.xml
index a82cf183..484b9bec 100644
--- a/app/src/main/res/values-pt/strings.xml
+++ b/app/src/main/res/values-pt/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Esta operação apenas funciona em dispositivos com root</string>
     <string name="recents">Recentes</string>
     <string name="show_recents">Mostrar recentes</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Abrir como</string>
     <string name="text_file">Texto</string>
diff --git a/app/src/main/res/values-ro/strings.xml b/app/src/main/res/values-ro/strings.xml
index f4eec0c7..e5eb3e35 100644
--- a/app/src/main/res/values-ro/strings.xml
+++ b/app/src/main/res/values-ro/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Această operațiune funcționează numai pe dispozitivele cu privilegii root</string>
     <string name="recents">Recente</string>
     <string name="show_recents">Afișați recentele</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Deschide ca</string>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index 9f46d624..666d3e0c 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Это работает только на устройствах с root-доступом</string>
     <string name="recents">Недавнее</string>
     <string name="show_recents">Показывать недавнее</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Открыть как</string>
     <string name="text_file">Текст</string>
diff --git a/app/src/main/res/values-sk/strings.xml b/app/src/main/res/values-sk/strings.xml
index 1d24eb67..894300ee 100644
--- a/app/src/main/res/values-sk/strings.xml
+++ b/app/src/main/res/values-sk/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Táto operácia funguje iba na rootnutých zariadeniach</string>
     <string name="recents">Nedávne</string>
     <string name="show_recents">Zobraziť nedávne</string>
+    <string name="pdf_viewer">Prehliadač PDF</string>
 
     <!-- Open as -->
     <string name="open_as">Otvoriť ako</string>
diff --git a/app/src/main/res/values-sv/strings.xml b/app/src/main/res/values-sv/strings.xml
index a5533ae8..42b33e42 100644
--- a/app/src/main/res/values-sv/strings.xml
+++ b/app/src/main/res/values-sv/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Åtgärden fungerar bara på rotade enheter</string>
     <string name="recents">Nyss</string>
     <string name="show_recents">Visa nyligen</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Öppna som</string>
     <string name="text_file">Textfil</string>
diff --git a/app/src/main/res/values-ta/strings.xml b/app/src/main/res/values-ta/strings.xml
index 12af8f52..13a43277 100644
--- a/app/src/main/res/values-ta/strings.xml
+++ b/app/src/main/res/values-ta/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">இந்த செயல்பாடு ரூட் செய்யப்பட்ட சாதனங்களில் மட்டுமே இயங்குகிறது</string>
     <string name="recents">சமீபத்தியவை</string>
     <string name="show_recents">சமீபத்தியவற்றைக் காட்டு</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">இவ்வாறு திற</string>
     <string name="text_file">உரை கோப்பு</string>
diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml
index 359296b9..e5086623 100644
--- a/app/src/main/res/values-tr/strings.xml
+++ b/app/src/main/res/values-tr/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Bu işlem yalnızca root yapılan aygıtlarda çalışır</string>
     <string name="recents">Son dosyalar</string>
     <string name="show_recents">Son dosyaları göster</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">Farklı aç</string>
     <string name="text_file">Metin dosyası</string>
diff --git a/app/src/main/res/values-uk/strings.xml b/app/src/main/res/values-uk/strings.xml
index 0c4245c9..a2cfc634 100644
--- a/app/src/main/res/values-uk/strings.xml
+++ b/app/src/main/res/values-uk/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">Ця команда працює лише на пристроях з root-доступом</string>
     <string name="recents">Останні</string>
     <string name="show_recents">Показати останні</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Відкрити як файл</string>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 77242a5f..cd77dae3 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">该选项仅在 root 后的设备上工作</string>
     <string name="recents">最近</string>
     <string name="show_recents">显示最近</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">打开为</string>
     <string name="text_file">文本文件</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 3ab1b31f..529f1d59 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">這操作只對已root的裝置有用</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
     <!-- Open as -->
     <string name="open_as">開啟成</string>
     <string name="text_file">文字檔案</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c7d2c25e..88c42302 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -13,6 +13,7 @@
     <string name="rooted_device_only">This operation works only on rooted devices</string>
     <string name="recents">Recents</string>
     <string name="show_recents">Show recents</string>
+    <string name="pdf_viewer">PDF Viewer</string>
 
     <!-- Open as -->
     <string name="open_as">Open as</string>