How to Back-up REGISTRY??

first back up your registry in simple TRICKS

click start button>>click run>>type without quotes "regedit".
right click on my computer>> export>>save your registry where ever you want.

click export>>and save registry

save your registry in safe place..
whenever you want your registry then open registry editor

import your back-up files in to path..

open yor backup file .& setting will be restored.
if you want take effect immediately ....just restart your system...!!!1