If you’re in hurry and want to save your data/computer from other but you don't want to log off? Then don’t worry you can create a shortcut to lock your system with single click.

HERE'S THE SIMPLE STEP :-

To create a shortcut on you’re desktop to lock your computer. Right-click the desktop and do this with the help of given steps:

• Right Click > New, and then click Shortcut.
• The Create Shortcut Wizard opens. In the text box, type/copy & paste the following:
• rundll32.exe user32.dll,LockWorkStation
• Click Next.
• Enter a name(like Lock myPC) for the shortcut or choose any name you like.