I like to
do lock ur PC with a single click without gone to the several click
on start, Click on shut down arrow and Lock.
Just
follow several steps and u can lock with only single click..
- Right Click on desktop.
 - Select New and Shortcut.
 - In the text box, type the following: rundll32.exe, user32.dll, LockWorkStation Click Next.
 - Enter a Name like “Lock Workstation”. Click Finish.
 - Right Click on Shortcut, Going to Change Icon, Select Lock icon.
 - Now it is ready to use, just double click on it and your pc is locked.
 
