I had windows 7 and windows vista installed on one hard drive.I wanted to unistall windows vista so I deleted it's partition but it wasn't removed from the bios.how can I remove it?
Looks like you have a MBR problem now. Please explain your troubles with a few more words. Maybe we can help. And as theog says, don't worry about the BIOS. That has only indirectly something to do with it when it is looking for the MBR.
My Computer
At a glance
Vista, Windows7, Mint Mate, Zorin, Windows 8from 1.6GHz Duo to i7
Computer Manufacturer/Model Number
HP, Dell, Gateway, Toshiba - 4 laptops and 2 desktops