Update error failed we can try to find the update in the system's Explorer or in the Control Panel, then do some processing to the update to see if it can be solved, the following steps are followed.
1, first to find the Control Panel and open the traditional Windowsdefender interface, the following steps: "Explorer---" Address bar click the Small triangle Select Control Panel "---" then click the small triangle after the Address bar control Panel, select all Control Panel items "---" Find Windowsdefender ";
2, then enter to the corresponding interface we then click "Update"---"Update" button, as shown below;
3, Windowsdefender after the update, refresh Windows Update can.
Well, the above is a small series for the students to introduce a computer in the upgrade WIN10 system encountered the wrong problem, I hope this tutorial can bring help to the OH.