hp pavilion g series

[Mylapenamante]

is it possible to reformat my hp pavilion g series,even i dont have a cd installer? how?

 

[Laptop_Nerd]

Hi,

Yes it's possible specially if your laptop does still boot up to the desktop screen.

Here's how to run it with Windows 7:
http://support.hp.com/ph-en/document/c01867418

Here's for Windows 8:
http://support.hp.com/us-en/document/c03489643