The error 0x80004005 is an error that occurs rarely in your system. The reasons for its occurence are: Due to Installation of XP System XP is a Windows operating system. It is the most common operating system that is being used .While you install any software there is can be a third party software or any anti-virus that may hamper our installation. The same thing happens while installing XP system (operating system) either the installation is blocked or WPA( windows product activation ) file is missing. Corrupted Update Folders While installing windows updates if you receive error 0x80004005 then that means Windows update folders are corrupted. Windows Update There can also be a problem in installation of windows which can happen once in a while. Improper Activation The error can also occur if the operating system has not been activated properly. The error can be cured using following steps: Use SFC SFC or system file checker already existing file run through the elevated command prompt. Normally the updating files can get corrupted due to presence of any virus and we will get to see an error. So by running SFC it will check the integrity of the system and repair them in case of any problem. For running SFC in your system you need to follow some steps given below: \u25cf Search cmd in search bar \u25cf Run the command prompt as an administrator \u25cf Type sfc\/scannow command and press enter Change the Update Services You can also try to reset the update services .Most of the time they work in background but occasionally it may cause problem.