Firefox Shortcuts: The Most Useful List

Shortcut is one of the most efficient way in works with apps. By using keyboard shortcut, it will save your time and makes you work faster. It maximize our productivity. Here are the most used and handiest shortcuts for Mozilla Firefox (tested under Ubuntu OS).

1. Reload >> F5
2. Instantly navigate to the bottom >> End
3. One-button-away navigate to the top >> Home
4. Zoom in  >> Ctrl++ or Ctrl + Mousewhee Up
5. Zoom out >>   Ctrl+- or Ctrl + Mousewheel Down
6. Reset Zoom >> Ctrl + 0
7. Search in webpage for words >> Ctrl+F
8. Close the curren tab >> Ctrl+W or Ctrl + F4
9. Undo close tab >> Ctrl + Shift + T
10. Create a new tab >> Ctrl+T
11. Open the left-side history >>  Ctrl+H
12. Open the downloads window >> Ctrl+Shift+Y
13. View page source >> Ctrl + u
14. New private window >> Ctrl + Shift + p
15. Add page to bookmarks >> Ctrl +d
16. Open bookmark manager >> Ctrl + Shift + b
17. Open developer toolbar >> Ctrl + F2
18. Focus on url bar >> F6
19. Clear cache and reload page >> Ctrl + F5
20. Page Info >> Ctrl + i
21. Move to next tab >> Ctrl + Tab or Ctrl + PgUp
22. Move to previous tab >> Ctrl + Shift + Tab or Ctrl + PgDn
23. Exit >> Ctrl + q or Alt + F4

And others are left by default: Ctrl + C (copy), Ctrl + V (paste), Ctrl  + X (cut), Shift + Up/Down/Right/Left (Blocking text), etc.
Try it now, It works for me!

source: iloveubuntu.com