Does these changes ask ask for a bios setup?

[kspraveen1996]

I havea PC with windows 7 32bit. If I retain the hdd and change my processor, motherboard, and ram does it ask for a bios setup?

 

[Eduello]

You will need to re-install Windows if that's what you're asking.

 

[randomhkkid]

I havea PC with windows 7 32bit. If I retain the hdd and change my processor, motherboard, and ram does it ask for a bios setup?

The bios is actually run by the motherboard, so yes when you change the motherboard you may have to set up the bios again to get settings to the way you want them.