Official GIGABYTE Forum

H61N-USB3 I can't boot by efi. Windows 7 64 bit make mbr partition!! Why?

They are 2 days that i'm trying to install windows7 64bit on seagate 3tb hard disk, i want install o.s. By uefi boot, i've set cd-dvd boot option on efi but windows doen't want be installed on gpt partition! I don't know why?! Someone can help me??!