
Fix Windows Security Not Launching After Malware Removal
After removing malware, Windows Security may fail to launch or show a blank window. This is often...
Software troubleshooting desk

After removing malware, Windows Security may fail to launch or show a blank window. This is often...

You open Microsoft Store and see a message that your token has expired, or apps won’t sync purcha...

You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...

When Microsoft Store apps fail to install, update, or crash unexpectedly, the built-in logging to...

You’re trying to unlock a BitLocker-encrypted drive using a USB flash drive that contains your re...

You see a message that your Windows activation token has expired, even though you're connected to...