having issues installing sp3

ok so this is what i did, i uninstalled sp3 for sp2 installed it then had to restore my computer for a mistake i made i would rather not mintion… (:LGH) it restored but didnt restore all sp3 files. i figured this out when i tried to reuninstall sp3 to download sp2. i couldnt uninstall because it was missing files. so i tried to download it, couldn’t download because it is missing files… im lost stuck in a pickle… i need major help… and the tricky part i cant reformat :BNC

thank you any help…

trae

Why cant you reformat? Have you tried reinstalling SP2?