How to find Serial No of your Laptop

  Sometimes while customer support , for exchange your laptop or any other purposes you requires the Serial no of your laptop.Most of times the label of serial number is sticked at back of your laptop.But if it is not available or damaged.Another way is checkout purchase invoice of your Laptop.If it is lost somewhere.You might think about What to do now?
     Don't worry...We have two methods to find our your Laptop's serial no without installing any software.Here I am giving two ways...

#1 Method 1 :-
     While Booting , Enter into BIOS mode (Press F2 for Entering).In BIOS setting.All the details and regarding to your laptop are given there.In first page you can get your serial no.If can't , try second method.

#2 Method 2 :-
     Run CMD in windows as administrative mode.(right click on cmd.exe and choose open as administrator).After opening cmd .Enter following command .and hit enter, see magic - your laptop serial no is there..