
Please note that a repair installation (upgrade AKA on-site) will NOT fix it! Personal data backup (which none should be considered 100% reliable at this point) then format the HARD disk and do a clean install of Windows. You should have uninstalled the McAfee application and download / run the tool to remove McAfee Consumer product and then installed Microsoft Security Essentials before as your McAfee subscription has expired.Ĭan I install Microsoft Security Essentials to clean my already infected computer? I installed Microsoft Security Essentials. The one who follows - update security for Windows Vista (KB978338) failed and there all security updates do not have The last successful security update was security update for Windows Vista (KB979309) It is said that they have been removed - I'm not sure if they have something to do with my problems of system.Īlso my windows update still does not go to download security updates, and it still gives me the same error code.Īlso, the first update failed installed has been updated for Windows Vista (KB955430) I have since run a full scan of the system and the following were found on my system: I was able to update its definitions of once and since I was not able to do so once again - instead, I get the error message "Virus and Spyware definitions update failed" and the code of error 0x80072efe I uninstalled McAfee and searched my system to make sure that it is completely gone, then I installed Microsoft Security Essentials. I just had my McAfee security expires and since I was not able to install security updates. I am running Vista Home Premium 32 bit on SP2. HELP error code: 80072efe - cannot download or install security updates or update the definitions of viruses and spyware
