Mozilla Firefox Keyboard Shortcut Commands

Key combination	Use
Ctrl-A	Select all content
Ctrl-C	Copy current selection
Ctrl-D	Add a bookmark
Ctrl-H	Display the History sidebar
Ctrl-I (and Ctrl-B)	Open Bookmarks sidebar
Ctrl-N	Open a new window
Ctrl-O	Open a file
Ctrl-P	Print current page
Ctrl-R, F5	Reload current page
Ctrl-Shift-R, Ctrl-F5	Reload current page from origin
Ctrl-V	Paste currently copied content
Ctrl-W, Ctrl-F4	Close the current tab
Ctrl-X	Cut the current selection
Ctrl-Y (and Ctrl-Shift-Z)	Redo last operation
Ctrl-Z	Undo last operation
Alt	Begin menu navigation
Alt-D, F6	Focus and highlight the location bar
Alt-F4 (also Ctrl-Shift-W)	Close current window
Alt-Home	Go to home page
Alt-Left Arrow, Backspace	Go back one page
Alt-Right Arrow, Shift-Backspace	Go forward one page
Delete	Delete current item
End	Move to bottom of page
Esc	Stop current operation
F11	Display in full-screen mode
Home	Move to top of page

Key combination	Use
Ctrl-hyphen	Decrease text size
Ctrl-+	Increase text size
Ctrl-0 (Ctrl-Zero)	Restore text back to normal size
Ctrl-Down Arrow	Select next search engine in location bar
Ctrl-F, /	Find content by search string
Ctrl-G, F3	Repeat last find operation forward
Ctrl-J (Ctrl-Y on Linux)	Open download manager window
Ctrl-K	Search the Web using the current search engine and keyword
Ctrl-n (where n is a number)	Go to the nth tab
Ctrl-S	Save current page as file
Ctrl-T	Open new tab
Ctrl-Tab, Ctrl-Page Down	Move to the next tab
Ctrl-Shift-Tab, Ctrl-Page Up	Move to the previous tab
Ctrl-U	View page source
'	Find link by search term
Alt-Enter	Open URL in a new tab
F6	Move to next frame
F7	Toggle caret browsing
Shift-F3	Repeat last Find operation backward