how do i set my laptop back to factory setting

[la321]

I'm on a lenovo v570 and it didn't come with a windows 7 disc how do i set it back to factory setting without the disc i can't find where to order one

 

[whs]

I think you can reinstall with the Lenovo OneKey Recovery button from the recovery partition.

 

[boohbah]

one key recovery is also available in the lenovo folder in the start menu

 

[gregrocker]

Lenovo OneKey Rescue System 7.0 functional description

If this fails you can try ordering Recovery Disks from Lenovo,

or get the superior Clean Reinstall - Factory OEM Windows 7