Re:New PC malware loads before Windows, is virtually impossi...
by baghira on Monday December 14, 2015 @08:34AM
(#10730869)
Windows will not boot in UEFI mode if the partition table is of MBR kind. One must manually enable the BIOS legacy mode, hence the comment on modern Windows systems (younger than 4 years, say).
I've found AOEMEI (?) to be good for converting other partitions from MBR to GPT but their shareware version won't do boot partitions without paying ;)