Win10 system windows defender can not open the solution

Some users who install win10 encountered the problem of unable to start windows defender, this is generally installed third-party security software, Windows defender can not open after uninstalling, or the system bug.


win10 system windows defender can not open the solution:
First, we open the run window (shortcut key is windows key + R), enter: services.msc, here we can check whether the Windows defender service is Corresponding boot is C:/Program Files/Windows Defender/MsMpEng.exe. If it is tampered with, we can fix it at this time

2. If the Windows defender service is correspondingly started, it is C:/Program Files. /Windows Defender/MsMpEng.exe, there is no problem starting the service, this is likely to be a bug that comes with Windows. In this case, right click on the "Start button" and select the "Command prompt" (Admin), enter the following command sc start WinDefend Enable, and then press “Enter key”.