Vista 32bit or 64bit ?

Help for v3
#1

How do I know which firewall works on my HP Media Center PC?

Where/how do I find out if this is a 32 or 64 bit system?

Thanks

S

#2

Go to My Computer/properties or Control Panel/System. If it doesn’t say there it is the 64 bit edition, it is the 32 bit.

#3

Thanks! It’s 32 bit