Firefox Keyboard Shortcut Keys

Command	Shortcut
Back	Alt + ← Backspace
Forward	Alt + → Shift + Backspace
Home	Alt + Home
Open File	Ctrl + O
Reload	F5 Ctrl + R
Reload (override cache)	Ctrl + F5 Ctrl + Shift + R
Stop	Esc

Current Page

Command	Shortcut
Go to Bottom of Page	End
Go to Top of Page	Home
Move to Next Frame	F6
Move to Previous Frame	Shift + F6
Print	Ctrl + P
Save Page As	Ctrl + S
Zoom In	Ctrl + +
Zoom Out	Ctrl + -
Zoom Reset	Ctrl + 0

Editing

Command	Shortcut
Copy	Ctrl + C
Cut	Ctrl + X
Delete	Del
Paste	Ctrl + V
Redo	Ctrl + Y
Select All	Ctrl + A
Undo	Ctrl + Z

Search

Command	Shortcut
Find	Ctrl + F
Find Again	F3 Ctrl + G
Find Previous	Shift + F3 Ctrl + Shift+ G
Quick Find within link-text only	'
Quick Find	/
Close the Find or Quick Find bar	Esc	- when the Find or Quick Find bar is focused
Search bar - Easily choose your favorite search engine	Ctrl + K
Select or Manage Search Engines	Alt + ↑ Alt + ↓ F4	- when Search Bar is focused

Windows & Tabs

See also Use tabs to organize lots of websites in a single window.

Command	Shortcut
Close Tab	Ctrl + W Ctrl + F4	- except for App Tabs
Close Window	Ctrl + Shift + W Alt + F4
Move Tab in focus Left	Ctrl + ← Ctrl + ↑
Move Tab in focus Right	Ctrl + → Ctrl + ↓
Move Tab in focus to start	Ctrl + Home
Move Tab in focus to end	Ctrl + End
New Tab	Ctrl + T
New Window	Ctrl + N
Next Tab	Ctrl + Tab Ctrl + Page Down
Open Address in New Tab	Alt + Enter	- from Location Bar or Search Bar
Previous Tab	Ctrl + Shift + Tab Ctrl + Page Up
Undo Close Tab	Ctrl + Shift + T
Undo Close Window	Ctrl + Shift + N
Select Tab 1 to 8	Ctrl + 1to8
Select Last Tab	Ctrl + 9
Tab Groups View	Ctrl + Shift + E
Close Tab Groups View	Esc
Next Tab Group	Ctrl + `	- only for some keyboard layouts
Previous Tab Group	Ctrl + Shift + `	- only for some keyboard layouts

History

Command	Shortcut
History sidebar	Ctrl + H
Library window (History)	Ctrl + Shift + H

Bookmarks

Command	Shortcut
Bookmark All Tabs	Ctrl + Shift + D
Bookmark This Page	Ctrl + D
Bookmarks sidebar	Ctrl + B Ctrl + I
Library window (Bookmarks)	Ctrl + Shift + B

Tools

Command	Shortcut
Downloads	Ctrl + J
Add-ons	Ctrl + Shift +A
Web Console	Ctrl + Shift +K
Inspect	Ctrl + Shift +I
Scratchpad	Shift + F4
Style Editor	Shift + F7
Page Source	Ctrl + U
Error Console	Ctrl + Shift +J
Toggle Private Browsing - Browse the web without saving information about the sites you visit	Ctrl + Shift +P
Remove recent browsing, search and download history	Ctrl + Shift +Del

Miscellaneous

Command	Shortcut
Complete .com Address	Ctrl + Enter
Complete .net Address	Shift + Enter
Complete .org Address	Ctrl + Shift + Enter
Delete Selected Autocomplete Entry	Del
Toggle Full Screen	F11
Toggle Menu Bar (when hidden)	Alt F10
Show/Hide Add-on Bar	Ctrl + /
Caret Browsing	F7
Select Location Bar	Alt + D Ctrl + L

Media shortcuts 

Command	Shortcut
Toggle Play / Pause	Space bar
Decrease volume	↓
Increase volume	↑
Mute audio	Ctrl + ↓
Unmute audio	Ctrl + ↑
Seek back 15 seconds	←
Seek back 10 %	Ctrl + ←
Seek forward 15 seconds	→
Seek forward 10 %	Ctrl + →
Seek to the beginning	Home
Seek to the end	End

Google Chrome Keyboard Shortcut Keys

Google Chrome Shortcut keys

CTRL + SHIFT + N : automatically opens up a Chrome ‘incognito’ window which allows you to surf on a PC without leaving behind any digital footprints.

SHIFT + Escape: allows for fast access to Chrome’s task Manager utility that allows you to nix browser processes that have gone awry.

CTRL + SHIFT + T: will open recently closed browser tabs.

Window And Tab Shortcuts:

Ctrl+N – Open a new window
Ctrl+Shift+N – Open a new window in incognito mode
Press Ctrl,and click a link – Open link in a new tab
Press Shift, and click a link – Open link in a new window
Alt+F4 - Close current window
Ctrl+T - Open a new tab
Ctrl+Shift+T – Reopen the last tab you’ve closed. Google Chrome remembers the last 10 tabs you’ve closed.
Drag link to tab – Open link in specified tab
Drag link to space between tabs – Open link in a new tab in the specified position on the tab strip
Ctrl+1 through Ctrl+8 – Switch to the tab at the specified position number. The number you press represents a position on the tab strip.
Ctrl+9 – Switch to the last tab
Ctrl+Tab or Ctrl+PgDown – Switch to the next tab
Ctrl+Shift+Tab or Ctrl+PgUp – Switch to the previous tab
Ctrl+W or Ctrl+F4 – Close current tab or pop-up
Alt+Home – Open your homepage
Ctrl+O, then select file – Open a file from your computer in Google Chrome

Shortcuts To Open Google Chrome Features:

Ctrl+B – Toggle bookmarks bar on and off
Ctrl+H – View the History page
Ctrl+J – View the Downloads page
Shift+Escape – View the Task manager

Webpage Shortcuts:

Ctrl+P – Print your current page
F5 – Reload current page
Esc – Stop page loading
Ctrl+F5 or Shift+F5 – Reload current page, ignoring cached content
Press Alt, and click a link – Download link
Ctrl+F – Open find-in-page box
Ctrl+G or F3 – Find next match for your input in the find-in-page box
Ctrl+Shift+G or Shift+F3 – Find previous match for your input in the find-in-page box
Ctrl+U – View source
Drag link to bookmarks bar – Bookmark the link
Ctrl+D – Bookmark your current webpage
Ctrl++ – Make text larger
Ctrl+- – Make text smaller
Ctrl+0 – Return to normal text size

Text shortcuts:

Highlight content, then press Ctrl+C – Copy content to the clipboard
Place your cursor in a text field, then press Ctrl+V or Shift+Insert – Paste current content from the clipboard
Place your cursor in a text field, then press Ctrl+Shift+V – Paste current content from the clipboard without formatting
Highlight content in a text field, then press Ctrl+X or Shift+Delete – Delete the content and copy it to the clipboard