Windows
Ctrl + X
Cut the selected item
Ctrl + C (or Ctrl + Insert)
Copy the selected item
Ctrl + V (or Shift + Insert)
Paste the selected item
Ctrl + Z
Undo an action
Alt + Tab
Switch between open apps
Ctrl + A
Select all items in a document or window
Ctrl + D (or Delete)
Delete the selected item and move it to the Recycle Bin
Ctrl + R (or F5)
Refresh the active window
Windows logo key + L
Lock your PC or switch accounts
https://support.microsoft.com/en-us/help/12445/windows-keyboard-shortcuts
Mac
Shortcut
Description
Command-X
Cut the selected item and copy it to the Clipboard.
Command-C
Copy the selected item to the Clipboard. This also works for files in the Finder.
Command-V
Paste the contents of the Clipboard into the current document or app. This also works for files in the Finder.
Command-Z
Undo the previous command. You can then press Command-Shift-Z to Redo, reversing the undo command. In some apps, you can undo and redo multiple commands.
Command-A
Select All items.
Command-F
Find items in a document or open a Find window.
Command-N
New: Open an new document or window.
Command-O
Open the selected item, or open a dialog to select a file to open.
Command-P
Print the current document.
Command-S
Save the current document.
Command-W
Close the front window. To close all windows of the app, press Command-Option-W.
Command-Q
Quit the app.
Command–
Space bar
Spotlight: Show or hide the Spotlight search field. To perform a Spotlight search from a Finder window, press Command–Option–Space bar. If you use multiple input sources to type in different languages, these shortcuts change input sources instead of showing Spotlight.
Command-Tab
Switch apps: Switch to the next most recently used app among your open apps.
Command-Tilde (~)
Switch windows: Switch to the next most recently used window of the front app.
Shift-Command-3
Screenshot: Take a screenshot of the entire screen. Learn more screenshot shortcuts.
Command-Comma (,)
Preferences: Open preferences for the front app.
https://support.apple.com/en-us/HT201236
Chrome - Windows
https://support.google.com/chrome/answer/157179?hl=en
Action
Shortcut
Open a new window
Ctrl + n
Open a new tab, and jump to it
Ctrl + t
Jump to the previous open tab
Ctrl + Shift + Tab or Ctrl + PgUp
Jump to a specific tab
Ctrl + 1 through Ctrl + 8
Open options to print the current page
Ctrl + p
Open options to save the current page
Ctrl + s
Reload the current page
F5 or Ctrl + r
Save your current webpage as a bookmark
Ctrl + d
Save all open tabs as bookmarks in a new folder
Ctrl + Shift + d
Scroll down a webpage, a screen at a time
Space or PgDn
Scroll up a webpage, a screen at a time
Shift + Space or PgUp
Go to the top of the page
Home
Go to the bottom of the page
End
Scroll horizontally on the page
Shift + Scroll your mousewheel
Move your cursor to the front of the previous word in a text field
Ctrl + Left arrow
Move your cursor to the back of the next word in a text field
Ctrl + Right arrow
Open the Home page in the current tab
Alt + Home
Chrome - Mac
https://support.google.com/chrome/answer/157179?hl=en
Action
Shortcut
Open a new window
⌘ + n
Open a new tab, and jump to it
⌘ + t
Jump to the next open tab
⌘ + Option + Right arrow
Jump to the previous open tab
⌘ + Option + Left arrow
Jump to a specific tab
⌘ + 1 through ⌘ + 8
Jump to the last tab
⌘ + 9
Open options to print the current page
⌘ + p
Open options to save the current page
⌘ + s
Email your current page
⌘ + Shift + i
Reload your current page
⌘ + r
Save your current webpage as a bookmark
⌘ + d
Scroll down a webpage, a screen at a time
Space
Scroll up a webpage, a screen at a time
Shift + Space
Search the web
⌘ + Option + f
Open your home page in the current tab
⌘ + Shift + h
Ctrl + X
Cut the selected item
Ctrl + C (or Ctrl + Insert)
Copy the selected item
Ctrl + V (or Shift + Insert)
Paste the selected item
Ctrl + Z
Undo an action
Alt + Tab
Switch between open apps
Ctrl + A
Select all items in a document or window
Ctrl + D (or Delete)
Delete the selected item and move it to the Recycle Bin
Ctrl + R (or F5)
Refresh the active window
Windows logo key + L
Lock your PC or switch accounts
https://support.microsoft.com/en-us/help/12445/windows-keyboard-shortcuts
Mac
Shortcut
Description
Command-X
Cut the selected item and copy it to the Clipboard.
Command-C
Copy the selected item to the Clipboard. This also works for files in the Finder.
Command-V
Paste the contents of the Clipboard into the current document or app. This also works for files in the Finder.
Command-Z
Undo the previous command. You can then press Command-Shift-Z to Redo, reversing the undo command. In some apps, you can undo and redo multiple commands.
Command-A
Select All items.
Command-F
Find items in a document or open a Find window.
Command-N
New: Open an new document or window.
Command-O
Open the selected item, or open a dialog to select a file to open.
Command-P
Print the current document.
Command-S
Save the current document.
Command-W
Close the front window. To close all windows of the app, press Command-Option-W.
Command-Q
Quit the app.
Command–
Space bar
Spotlight: Show or hide the Spotlight search field. To perform a Spotlight search from a Finder window, press Command–Option–Space bar. If you use multiple input sources to type in different languages, these shortcuts change input sources instead of showing Spotlight.
Command-Tab
Switch apps: Switch to the next most recently used app among your open apps.
Command-Tilde (~)
Switch windows: Switch to the next most recently used window of the front app.
Shift-Command-3
Screenshot: Take a screenshot of the entire screen. Learn more screenshot shortcuts.
Command-Comma (,)
Preferences: Open preferences for the front app.
https://support.apple.com/en-us/HT201236
Chrome - Windows
https://support.google.com/chrome/answer/157179?hl=en
Action
Shortcut
Open a new window
Ctrl + n
Open a new tab, and jump to it
Ctrl + t
Jump to the previous open tab
Ctrl + Shift + Tab or Ctrl + PgUp
Jump to a specific tab
Ctrl + 1 through Ctrl + 8
Open options to print the current page
Ctrl + p
Open options to save the current page
Ctrl + s
Reload the current page
F5 or Ctrl + r
Save your current webpage as a bookmark
Ctrl + d
Save all open tabs as bookmarks in a new folder
Ctrl + Shift + d
Scroll down a webpage, a screen at a time
Space or PgDn
Scroll up a webpage, a screen at a time
Shift + Space or PgUp
Go to the top of the page
Home
Go to the bottom of the page
End
Scroll horizontally on the page
Shift + Scroll your mousewheel
Move your cursor to the front of the previous word in a text field
Ctrl + Left arrow
Move your cursor to the back of the next word in a text field
Ctrl + Right arrow
Open the Home page in the current tab
Alt + Home
Chrome - Mac
https://support.google.com/chrome/answer/157179?hl=en
Action
Shortcut
Open a new window
⌘ + n
Open a new tab, and jump to it
⌘ + t
Jump to the next open tab
⌘ + Option + Right arrow
Jump to the previous open tab
⌘ + Option + Left arrow
Jump to a specific tab
⌘ + 1 through ⌘ + 8
Jump to the last tab
⌘ + 9
Open options to print the current page
⌘ + p
Open options to save the current page
⌘ + s
Email your current page
⌘ + Shift + i
Reload your current page
⌘ + r
Save your current webpage as a bookmark
⌘ + d
Scroll down a webpage, a screen at a time
Space
Scroll up a webpage, a screen at a time
Shift + Space
Search the web
⌘ + Option + f
Open your home page in the current tab
⌘ + Shift + h