a dumb question
 

where do i install 7 zip to xp64 where it will work? i have all these mods i can't open . i downloaded 7zip and installed onprogram files. i click on the mod files and the sob's won't open.i never had this problem with winwar.trouble is winwar shows error when opening some of these mods. any idea where i'am srewing up/ thanks

I'm on Win7 64-bit and i just installed winrar, opens the 7-zips fine.

i'll reinstall it . i don't what the hell happen.I seem to get these little nasty problems with basic installs. thanks