• To go to the file menu of the current program press  ALT+F

• For the edit option in the program press ALT+E

• For universal help of program press F1

• To select all text in the document press CTRL+A

• To cut the selected item CTRL+X

• To remove the selected item press CTRL+DEL

• To copy the selected item press CTRL+C

• To paste the selected item press CTRL+V

• Move left/right/up/down using Arrow keys

• To save any file CTRL+S

• For invoice press CTRL+ALT+I

• For list press CTRL+ALT+L

• For help press CTRL+ALT+H

https://www.wizxpert.com/keyboard-shortcuts-for-quickbooks-online/