Ctrl plus what is screen lock?

Windows computer screen lock shortcut is Win+L, which has nothing to do with ctrl.

1. If you have copied words or pictures, you can quickly paste them by using Ctrl+V where you can enter them. And using Ctrl+C can realize fast copy;

2. In addition to the above two Ctrl shortcuts, there are the following shortcuts:

Ctrl+S save, Ctrl+W close the program, Ctrl+N create, Ctrl+O open, Ctrl+Z cancel, Ctrl+F find, Ctrl+X cut, Ctrl+C copy, Ctrl+V paste, Ctrl+A select all;

There are also shortcut keys that can be opened by using the Alt key combination:

Alt+F opens the file menu, Alt+V opens the view menu, Alt+E opens the edit menu, Alt+I opens the insert menu, and Alt+O opens the format menu.

Alt+T opens the tools menu, Alt+A opens the table menu, Alt+W opens the window menu, and Alt+H opens the help menu.