Useful Shortcut Keys in Ubuntu (GNOME)

A comprehensive reference of useful keyboard shortcuts for Ubuntu with the GNOME desktop environment. These shortcuts cover general operations, desktop navigation, terminal commands, screenshots, and file management.

General keyboard shortcuts

`Ctrl` + `A`	Select all
`Ctrl` + `C`	Copy the highlighted content to clipboard
`Ctrl` + `V`	Paste the clipboard content
`Ctrl` + `N`	New (Create a new document or new application, not in terminal)
`Ctrl` + `O`	Open a document
`Ctrl` + `S`	Save the current document
`Ctrl` + `P`	Print the current document
`Ctrl` + `W`	Close the current document
`Ctrl` + `Q`	Quit the current application

Keyboard shortcuts for GNOME desktop

`Ctrl` + `Alt` + `Delete`	Log out
`Super` + `L`	Lock the screen
`Super` + `A`	Show all applications
`Super` + `V`	Show the notification list
`Super` + `S`	Show the overview
`Ctrl` + `Alt` + `F1`	Switch to the first virtual terminal
`Ctrl` + `Alt` + `F2-F6`	Select the different virtual terminals
`Ctrl` + `Alt` + `F7`	Restore back to the current terminal session with X
`Ctrl` + `Alt` + `Backspace`	Restart GNOME
`Alt` + `Tab`	Switch between open programs
`Ctrl` + `Alt` + `Tab`	Switch between system controls
`Ctrl` + `Alt` + `Escape`	Switch system controls directly
`Alt` + `F1`	Open the Activities overview
`Alt` + `F2`	Open the "Run Command" dialog box
`Alt` + `F4`	Close the current window
`Alt` + `F5`	Unmaximizes the current window
`Alt` + `F7`	Move the current window
`Alt` + `F8`	Resize the current window
`Alt` + `F10`	Maximize the current window
`Alt` + `Space`	Opens the window menu
`Ctrl` + `Super` + `D`	Hide all windows/Show desktop
`Super` + `PageUp`	Move to the above workspace
`Super` + `PageDown`	Move to the below workspace
`Super` + `End`	Move to the last workspace
`Super` + `Home`	Move to the first workspace
`Shift` + `Super` + `Up/Down/Left/Right`	Move window one monitor up/down/left/right
`Shift` + `Super` + `PageUp/PageDown`	Move window one workspace up/down
`Shift` + `Super` + `End`	Move window to last workspace
`Shift` + `Super` + `Home`	Move window to first workspace

Keyboard shortcuts for Terminal

`Ctrl` + `A`	Move cursor to beginning of line
`Ctrl` + `E`	Move cursor to end of line
`Ctrl` + `C`	Kill the current process
`Ctrl` + `Z`	Suspend the current process by sending the signal SIGSTOP
`Ctrl` + `R`	Find the last command matching the entered letters
`Tab` + `Tab`	List the available commands beginning with those letters
`Ctrl` + `U`	Delete the current line
`Ctrl` + `K`	Delete the command from the cursor right
`Ctrl` + `W`	Delete the word before the cursor
`Ctrl` + `L`	Clears the terminal output
`Shift` + `Ctrl` + `C`	Copy the highlighted command to the clipboard
`Shift` + `Ctrl` + `V`	Paste the contents of the clipboard
`Alt` + `F`	Move forward one word
`Alt` + `B`	Move backward one word
`Arrow Up/Down`	Browse command history
`Shift` + `PageUp/PageDown`	Scroll terminal output

Keyboard shortcuts for Taking Screenshots

`Print`	Save a screenshot to Pictures folder
`Alt` + `Print`	Save a screenshot of a window to Pictures folder
`Shift` + `Print`	Save a screenshot of an area to Pictures folder
`Ctrl` + `Alt` + `Print`	Copy a screenshot of a window to clipboard
`Shift` + `Ctrl` + `Print`	Copy a screenshot of an area to clipboard
`Ctrl` + `Print`	Copy a screenshot to clipboard
`Shift` + `Ctrl` + `Alt` + `R`	Start screencast recording

Keyboard shortcuts for Files/Nautilus

`Ctrl` + `?`	Open the Keyboard Shortcut window
`Shift` + `Ctrl` + `N`	Create New Folder
`Delete`	Move selected files/folders to Trash
`Shift` + `Delete`	Delete selected files/folders permanently
`Ctrl` + `T`	Open a new tab
`Ctrl` + `PageUp`	Go to previous tab
`Ctrl` + `PageDown`	Go to next tab
`Shift` + `Ctrl` + `PageUp`	Move tab left
`Shift` + `Ctrl` + `PageDown`	Move tab right
`Shift` + `Ctrl` + `T`	Restore closed tab
`Alt` + `0-8`	Go to the specified tab
`Ctrl` + `Enter`	Open the selected folder in a new tab
`Shift` + `Enter`	Open the selected folder in a new window
`Alt` + `Enter`	Show File/Folder Properties
`Ctrl` + `1`	Toggle View As List
`Ctrl` + `2`	Toggle View As Grid
`Ctrl` + `S`	Select Pattern
`F2`	Rename File
`Ctrl` + `A`	Select all files and folders
`Ctrl` + `F`	Search
`Ctrl` + `D`	Bookmark current location
`Ctrl` + `W`	Close Window
`Ctrl` + `O`	Open selected file/folder
`Ctrl` + `R`	Reload Window
`Alt` + `Up`	Open parent directory
`Alt` + `Left`	Back
`Alt` + `Right`	Forward
`Alt` + `Home`	Go to Home folder
`Ctrl` + `L`	Show/go to location bar
`/`	Show/go to location bar with root location
`~`	Show/go to location bar with Home location
`Ctrl` + `H`	Show Hidden Files
`Ctrl` + `+`	Zoom In
`Ctrl` + `-`	Zoom Out
`Ctrl` + `0`	Normal Size
`Shift` + `Ctrl` + `Down`	Open selected file and close window
`Alt` + `Down`	Open selected file with default application
`F9`	Show/hide sidepane
`F10`	Show/hide action menu

For those who want to configure your own keyboard shortcuts, you can do so at "Settings > Devices > Keyboard."