I'm a big newbie because i don't understand why flash the bios ? If i don't flash bios can i use the certificat like asus (i have an Asus P5E) and put the OEM SLP key ? if i have wrong, what i have to do ? 1 - SLMGR.VBS -ilc certificate.XRM-MS 2 - SLMGR.VBS -ipk <OEM_PRODUCT_KEY> That's all or i have to change my bios with a modded bios ?