Hello guys! I have rpoblem with my PC - so when i start my PC after few minutes he crashes...or get autorestart and then crashes on restart... I reinstaled my Win7 as i deleted and formatted my HDD , instaled all rpograms and updates carefuly ....But my problem didnt disappeared . After few restarts and crashes i got a message : Bad starting BIOS checksum... Starting Bios recovery and start to boot any divice to search BIOS recovery file.