Sony Vaio not always come with a recovery disk. Infact almost never. Then how to restore factory settings on sony via (pcg 71318l in my case).
How to restore default settings on Sony Vaio pcg71318l without recovery disk
To refresh your windows seven on sony vaio without recovery disk, simply follow these steps:
1. Turn off your sony vaio
2. turn it on and keep pressing these keys: alt + f10
3. You will see a recovery screen and menu.
The menu and instructions shown are clear enough to helpful to restore your sony vaio. However, if you can’t understand, don’t try random things and ask someone who knows what all this is, to have a look at it for you to avoid any trouble.
This will start the factory restore process and once complete, will reboot your laptop.