How do I change my operating system from 64 bit to 32 bit?

You can't. and why would you EVER want to do that.How do I change my operating system from 64 bit to 32 bit?
if u r using windows go on your desktop right Click on the screen choose properties click the settings tab and choose with one u wantHow do I change my operating system from 64 bit to 32 bit?
Y, 64 bit operating systems will run most 32bit applications, i have a 64bit and have had only a few problems. if you are having problems installing something or running it, try running it as an administrator and in compatibly mode.