Merge branch 'patch-2' into 'development'

Update faq.php

Die englische Entsprechung der deutschen Anleitung für FF eingefügt

See merge request !532

resources/lang/en/faq.php

@@ -26,4 +26,15 @@ return [
     "faq.9.b"   => "You can check <a href=\"https://gitlab.metager3.de/open-source/MetaGer\" target=_blank>our source code</a> to find out.",
     "faq.10.h"  => "I can't use MetaGer with my browser X and operating system Y. I need help!",
     "faq.15.h"  => "How was MetaGer started, what is the story behind MetaGer?",
+    "faq.17.h"   => "How to add MetaGer as a standard search engine (using the plugin)",
+    "faq.17.b.1" => "A short instruction how to add the metager plugin to your webbrowser (includes deinstallation if necessary):",
+    "faq.17.b.2" => "<b>For the Firefox webbrowser:</b>",
+    "faq.17.b.3" => "1. Please choose \"Edit/preferences\" from the menu and",
+    "faq.17.b.4" => "2. pick \"Search\".",
+    "faq.17.b.5" => "3. If there is an entry \"MetaGer\" in the below list then",
+    "faq.17.b.6" => "4. select this entry and",
+    "faq.17.b.7" => "5. click the \"Remove\" on the right side below the list.",
+    "faq.17.b.8" => "6. Open the MetaGer startpage (https://metager.de/en) and",
+    "faq.17.b.9" => "7. click \"Add the MetaGer-Plugin\" below the searchfield. Please follow the given advices.",
+    "faq.17.b.10" => "Of course, you can use MetaGer without that plugin at any time. Just type \"metager.de\" into your browsers address bar.",
 ];