Here is the complete list of keyboard shortcuts for Mozilla Firefox. The shortcuts are not customizable so you will have to learn them. However, the more common functions have multiple keyboard combinations so you can pick your choice.
| Command | Shortcut | Command | Shortcut |
| Navigation | Windows & Tabs | ||
| Back | Alt+Left ArrowBackspace
Alt+Left Arrow |
Close Tab | Ctrl+WCtrl+F4 |
| Forward | Alt+Right ArrowShift+Backspace
Alt+Right Arrow |
Close Window | Ctrl+Shift+WAlt+F4 |
| Home | Alt+Home | Move Tab Left(when tab is focused) | Ctrl+Left ArrowCtrl+Up Arrow |
| Open File | Ctrl+O | Move Tab Right(when tab is focused) | Ctrl+Right ArrowCtrl+Down Arrow |
| Reload | F5Ctrl +R | Move Tab to Beginning(when tab is focused) | Ctrl +Home |
| Reload (override cache) | Ctrl+F5Ctrl+Shift+R | Move Tab to End(when tab is focused) | Ctrl+End |
| Stop | Ctrl+.Esc | New Tab | Ctrl+T |
| Current Page | New Window | Ctrl+N | |
| Go to Bottom of Page | End | Next Tab | Ctrl+TabCtrl+Alt+Right Arrow
Ctrl+Page Down |
| Go to Top of Page | Home | Open Address in New Tab(from Location Bar or Search Bar) | Alt+EnterReturn |
| Move to Next Frame | F6 | Previous Tab | Ctrl+Shift+TabCtrl+Alt+Left Arrow
Ctrl+Page Up |
| Move to Previous Frame | Shift+F6 | Undo Close Tab | Ctrl+Shift+T |
| Page Info | Ctrl+I | Select Tab (1 to 8) | CtrlAlt+(1 to 8) |
| Page Source | Ctrl+U | Select Last Tab | CtrlAlt+9 |
| Ctrl+P | Tools | ||
| Save Page As | Ctrl+S | Bookmark All Tabs | Ctrl+Shift+D |
| Zoom In | Ctrl++ | Bookmark This Page | Ctrl+D |
| Zoom Out | Ctrl+- | Bookmarks | Ctrl+B Ctrl+I |
| Zoom Reset | Ctrl+0 | Library window | Ctrl+Shift+B |
| Editing | Caret Browsing | F7 | |
| Copy | Ctrl+C | Downloads | Ctrl+JCtrl+Y |
| Cut | Ctrl+X | History | Ctrl+H Ctrl+Shift+H |
| Delete | Delete | Toggle Private Browsing | Ctrl+Shift+P |
| Paste | Ctrl+V | Clear Recent History | Ctrl+Shift+Del |
| Redo | Ctrl+YCtrl+Shift+Z | Error Console | Ctrl+Shift+J |
| Select All | Ctrl+A | Miscellaneous | |
| Undo | Ctrl+Z | Complete .com Address | Ctrl+EnterReturn |
| Search | Complete .net Address | Shift+EnterReturn | |
| Find | Ctrl+F | Complete .org Address | Ctrl+Shift+EnterReturn |
| Find Again | F3Ctrl+G | Delete Selected Autocomplete Entry | DelShift+Del |
| Find As You Type Link | ‘ | Toggle Full Screen | F11 |
| Find As You Type Text | / | Help | F1+? |
| Find Previous | Shift+F3 | Select Location Bar | Alt+DF6
Ctrl+L |
| Web Search | Ctrl+KCtrl+E | Select or Manage Search Engines(when Search Bar is focused) | Alt+Up ArrowAlt+Down Arrow
F4 |