Windows Update is missing in Services how is solve this problem?

http://support.microsoft.com/kb/315346 Try registering the service %windir%\Syswow64\Msiexec /regserver

As you correctly noted on the first image, it's the Windows Update service that is missing. You might try the following: How do I reset Windows Update components? Otherwise, this service being missing is a possible symptom of malware or virus infection. Have you checked to make sure this isn't the (or part) of the issue? HTH

i checked my pc by Avg and i use FixIt and the same Problem but it said one problem fixed but when i looked at Services i dont found Windows Update

Hi , First, please fully scan your computer to find if there's any virus or malware. Export the following registry from another working Windows 7 machine and import it to check the result. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wuauserv Before modify the registry keys, please take a backup of the key. For more information about how to back up and restore the registry, please click the following link to view the article: Back up the registry http://windows.microsoft.com/en-us/windows7/Back-up-the-registry Hope it helps.Tracy Cai TechNet Community Support

Hi , First, please fully scan your computer to find if there's any virus or malware. Export the following registry from another working Windows 7 machine and import it to check the result. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wuauserv Before modify the registry keys, please take a backup of the key. For more information about how to back up and restore the registry, please click the following link to view the article: Back up the registry http://windows.microsoft.com/en-us/windows7/Back-up-the-registry Hope it helps.Tracy Cai TechNet Community Support