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Problem with Upgrading to Win 7 Ultimate (64 bit)
Hi,
I'm new here and I hope I'm posting in the right place. Here goes.
The difficulty I’ve been having is that I want to upgrade my current Windows 7 professional (32 bit) to Windows 7 ultimate (64 bit), but can’t seem to be able to do it.
I originally installed the existing Win 7 (32 bit) version over my previous Windows XP (SP3) from an authentic “upgrade only installation disk” (this type of installation disks are sold at a significant discount to students at my university). The installation disk for the Win 7 ultimate (64 bit) which I recently bought is also of the “upgrade only” kind.
The problem is that when I put the Win 7 ultimate (64 bit) installation disk in the cd-player and try to boot directly from it (having checked beforehand that the cd-player gets "booting-priority" over the hdd in the bios), the post runs as it should, but when the cd-player kicks-in, the screen goes blank, a message saying “unsupported video format” appears for a few seconds on the screen, and then the system proceeds to boot the existing Win 7 (32 bit) from the hdd as usual.
I guess the system gets stuck for some reason during the attempt to start the new installation, however, I can’t see what the problem is because the screen goes blank during that stage. No message appears after the system boots into the existing OS.
I’ve tried to run the installation disk from within my Win 7 (32 bit), but the system won’t let me saying that I’ve got an incompatible version. This is to be expected since, from what I’ve read, these upgrade only installations can only run from boot and always over-write the existing windows installation completely.
Does anybody know of a way around this problem?
Many thanks.