Swithing from BIOS to UEFI Tags: Hard Drives BIOS Motherboards Storage Last response: January 13, 2013 9:21 PM in Storage Share b_lancaster January 13, 2013 9:14:41 PM Hello, I recently got a new EUFI motherboard and found that it wont load my existing windows 7 64 bit OS of the HDD i originaly had with my BIOS motherboard, do i need to reformat my HDD or just buy a new OS? More about : swithing bios uefi anonymous1 a b V Motherboard a b G Storage January 13, 2013 9:21:18 PM You will need to reload the OS. Can't find your answer ? Ask ! Publish Related resources Uefi bios restore Forum UEFI or Legacy BIOS ? Forum [HELP] Barracuda 3TB GPT Unrecognized as Uefi Drive on Bios Forum Windows 7 and uefi bios Forum How to change memory clock in UEFI BIOS ? Forum Restoring default in BIOS/UEFI deleted all boot priorities. Help! Forum Intel Core i5-3570 red light uefi bios Forum How do I check whether my BIOS is UEFI capable? Forum Booting a UEFI bios with no discs Forum Possible to buy a UEFI chip to replace the bios chip? Forum How do you update to the new UEFI BIOS ? Forum How do Dual-Boot Windows and Linux on a UEFI BIOS with an HDD and SSD? Forum UEFI BIOS PROBLEMS Forum UEFI BIOS yes/no? Forum Asus P9X79Pro will only boot from UEFI Bios Forum UEFI Bios Memory Frequency Change! Forum ASRock 890GX Extreme 3: UEFI BIOS available? Forum First SSD advice? Forum Two hard disks shown on BIOS but not on the disk management ??? Forum [Solved] Installed Windows, Bios set to IDE Forum More resources Read discussions in other Storage categories Hard Drives DVD Drives DVD Writers Optical Media Flash Media NAS/RAID SSD Western Digital !