On Thursday 10 Jul 2014 22:10:28 droe6 wrote: > Not even that. You can have functioning 32bit programs running on a 64bit > system. The only reason I can see to change is if you somehow installed a > 64bit system on a 32 bit architecture system. The OP already explained that he wants to make this change because of the increased RAM requirements of 64-bit binaries on a system that has limited resources. Paul