how to downgrade service pack 3 to 2,

來源: 於 2009-12-28 15:44:38 [舊帖] [給我悄悄話] 本文已被閱讀：次

pc runs very slow after windows update (sp 2 to 3 and IE 6 to IE 8 update). Don't want reinstall OS to get SP 2 back. thanks any suggestions.