The following is a list of useful Mac keyboard shortcuts:
1) Command-R (On Startup) Enter recovery mode on Macs with Intel chips.
2) Shut Down, then Press & Hold Power Button Enter recovery mode on Macs with Apple Silicon chips.
3) Command-X Cut the selected item and copy it to the clipboard.
4) Command-C Copy the selected item to the clipboard.
5) Command-V Paste the contents of the clipboard into the current document or app.
6) Command-Z Undo the previous command.
7) Command-Shift-Z Redo.
8) Command-A Select all items.
9) Command-F Open the find window or search for items in a document.
10) Command-G Find the next occurrence of the item you are searching for.
11) Command-Shift-G Find the previous occurrence of the item.
12) Command-M Minimize the front window to the dock.
13) Command-Option-M Minimize all windows of the front app to the doc.
14) Command-Left Arrow Move cursor to start of line.
15) Command-Right Arrow Move cursor to end of line.
16) Command-N Open a new document or window.
17) Command-Q Quit the current application.
18) Command-Option-Esc Choose an app to force quit.
19) Command-Shift-5 Open the Screenshot utility in order to take screenshots or start a screen recording.