How to lock Mac OS X with shortcut keys

I was working on my project at my desk and then I left my desk for some time after returning back, I saw my Project Manager’s Pic set as aย my Mac’s wallpaper. He was smiling and showing thumbs up with a ๐๐ˆ๐† smile. ๐Ÿ˜Š๐Ÿ‘๐Ÿป He did not do anything wrong with my machineย ๐Ÿ’ป, but this … Continue reading How to lock Mac OS X with shortcut keys