Windows Update not working Sometimes Windows Updates fail to download or install in Windows Updates. This could be to do with Microsoft or Malware damages the windows, these are common problem in Windows. So to fix this problem, your going to have to do some troubleshooting steps to fix these issues, I will show you some steps in no particular order. Its really important to remember to create a system restore point first before we start making changes to the operating system.
Repair & Fix Windows Updates with Fix WU Utility
How do I reset Windows Update components?
Error code 0X80248007 when you try to use Windows Update or Microsoft Update to install updates
Windows Update error code list
Reset Registry Permissions
Repair Windows Updates