Use click when instructing users to use a mouse to perform an action, such as clicking a button. In general, use click for procedures performed on a computer.
Note:
Use click to mean left-click. When the user must click the right mouse button, use right-click.
Preferred
Discouraged
On the File menu, click Save.
On the File menu, left-click Save.
For more information, click Help.
Click on Help for more information.
For more information, click Help with the left mouse button.