How to use commands for editing and saving in Putty

If you are a newbie and not well aware about command line system used in putty, there is no problem you can learn these commands step by step.

Here is the command which will tell you how you can save and edit things in putty through command line.

if in putty any thing open using command vi then you can edit any line by pasting someting on that or by removing all by back space and add any thing you want then you can save and quit as
[PRESS ESCAPE BUTTON]
:wq
[PRESS ENTER BUTTON]