Fix Windows Security High Memory Usage (MsMpEng.exe)
You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Remote Desktop Invalid Configuration Error 0x4
When you try to connect to a remote desktop and get "Invalid configuration" with error code 0x4, ...
How to Fix a Stuck Command Prompt Update
You start a Windows update and the progress bar stalls at a certain percentage, or the command pr...
Fix Remote Desktop Connection Settings Reset Error 0x4
When you try to start a Remote Desktop session and see error 0x4, the connection settings might h...
How to Fix Windows Search Index High Memory Usage
If your system feels sluggish and Task Manager shows SearchIndexer.exe using 500 MB or more of RA...
How to Fix Chrome Update Error 12 on Mac
You try to update Google Chrome on your Mac, but an error message appears: "Update failed (error:...
Issue queue
SitemapOneDrive Sync Troubleshooting: Folder Setup Guide
Java JDK Not Recognized After Install: Quick Fix Guide
Fix High CPU Usage Caused by OneDrive Sync
Fix Windows Security Connection Timeout
Troubleshoot WinSCP Error 3: Permission Denied
BitLocker File Locked Due to Group Policy: Fix Guide
Fix Windows Search Network Error on Windows 10
Windows Search 404 Error Registry Repair
Why Windows Update Shows Paused but Still Running
Stop Chrome from Draining CPU on Windows 10
Setup File History and Backup Restore in Windows 11
Remote Desktop Not Starting on Windows 11: Fixes That Work
Java JDK Not Recognized After Install: Quick Fix Guide
Fix High CPU Usage Caused by OneDrive Sync
Fix Windows Security Connection Timeout
Troubleshoot WinSCP Error 3: Permission Denied
BitLocker File Locked Due to Group Policy: Fix Guide
Fix Windows Search Network Error on Windows 10
Windows Search 404 Error Registry Repair
Why Windows Update Shows Paused but Still Running
Stop Chrome from Draining CPU on Windows 10
Setup File History and Backup Restore in Windows 11
Remote Desktop Not Starting on Windows 11: Fixes That Work