How to reset a PC windows 8.1 preinstalled NO installation disc

ericsantos

Commendable
Jan 3, 2017
8
0
1,510
so all i want to do is reset my pc (asus x551). windows 8.1 came with the laptop and i have no form of installation disc, any way to fully reset to factory settings? thanks!
(i dont care for any of the files on this pc, i want it wiped to have this pc as a backup)