I don't know much about that software but M$ is going to say to use 10+ on any of the newest versions of their software and it some cases they might...
I don't see any instructions there on upgrading 32-bit to 64-bit but how to restore programs and the registry hive after a clean install. That's not...
Computers capable of having 4+ gb of memory have 64 bit capability. However you can google the processor and look for the intel specs page or give us...