Windows Defender program is a security service that is provided by Microsoft in Windows and it is aimed to protect the systems from external threats like spyware and malware. When you are trying to update the Windows Defender, perhaps you have encountered an error 0x80004004 which is followed by a message that says virus and spyware definitions couldn’t be updated. For you who use this integrated antivirus can not make it work because of this issue. It means you have to fix this error.
For your information, there are several possible factors which can be the cause of error 0x80004004.
- The registry files are corrupt.
- There is program installation or uninstallation that is not complete.
- The existence of installed malware or antivirus program.
- There are uninstalled updates.
- There is an infection of virus or malware.
- The internet connection is unsteady or unreliable.
- The sectors in the hard disk are bad.
- The computer drivers are outdated or damaged.
To fix this kind of error, you can try to apply the methods below.
Automate Windows Defender Service
- To automate Windows Defender Service, you have to go to Cortana and then run it as administrator.
- Now, search for Services.
- After that, you have to enter password when prompted which then click Continue.
- In this stage, you have to search for Windows Defender Service in the resultant services window.
- Click twice on the service and then turn the setting from disabled or manual to automatic.
- Now, return to what you were doing before this error code came up to check if the error is gone.
Run System Restore
- To run system restore, you have to pres Win and Q keys .
- Then, click on Settings.
- Select the icon of Recovery.
- Now, from the resultant open window, choose System Restore.
- After that, select a preceding date before your computer experienced this issue.
- Now, the tool will begin to run before shutting down and restarting.
Update Computer Drivers
- The first thing that you have to do is to right click on My Computer and then select Properties.
- Choose Device Manager.
- After choosing Device Manager, navigate through all the devices that are listed while looking out for any device with a yellow exclamation mark.
- Then, right click on any such device and then choose Update Driver.
- The last, restart your computer after the update before returning to what you were doing before the error happened to check if the error is gone or not.
- Hit Win and also W keys.
- And then, type Troubleshooter before you choose it on the resultant screen.
- Choose View All.
- Now, click on Windows Update Troubleshooter.
- The last, follow the instruction that is on the screen to the letter before returning to what you were doing before the error happened to see if the error is gone.
So, what do you think? The 4 methods above are very easy to apply, right? So, if then you meet this error again, you can try those methods to fix the error.