"Acser Aspir V5 Factory restore" için yanıtYou need Windows install CD first. If you have that then follow the option given below. 1. Insert Windows installation Disk 2. Go to Boot order through Boot Menu by press F2/F8/F9/F10/F12. (many brand by default option is F2 /F10). 3. Select Boot Priority to CDROM. 4. Press Any key to Start message will appeared. 5. Follow the instruction by windows. 6. After complete installation install Driver. 7. Thats all. Thanks, Happy Learning !