How to take full screen shot of desktop

Take full Screenshot of Desktop without using any Snipping Tool software or Any other.....

Want To Take Fullscreen Screen Shot Without Any Software With The Help Of Only 1 Keyboard Key..
Follow These Steps—->>>

1.Click “Print Screen Sys Rq” Button On Your Keyboard Then Press “Ctrl+C”.

2.Go to Paint & Press “Ctrl+V” Or Goto “Edit” & Click Paste”

3. Save It. (Check Screen Shot Below)