How to change windows xp 32bit to 64bit?

You do not avtually change it as they are two totally different operating systems. You need to buy a copy of the 64 bit version if you have not got one and then install it.
How to change windows xp 32bit to 64bit?
you need to do a lot of work, un install xp 32 and get xp pro 64 bit and install it and then reinstall all your programs, also 64 bit xp has alot of software problems
How to change windows xp 32bit to 64bit?
You cannot just %26quot;change%26quot; from 32 bit to 64 bit. Both are different Operating Systems and thus need to be purchased separately. The 32 bit version would have to be installed and 64 bit installed.

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