Fix Windows Security 404 Not Found Permissions Issue
You open Windows Security and see a 404 Not Found error, or the app won't load at all. Often this...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFixing PowerShell Module Import Errors: Step-by-Step
When you run Import-Module in PowerShell and get an error, it's often due to a few c...
Fix Windows Security 504 Gateway Timeout During Windows Update
If you see a "504 Gateway Timeout" error in Windows Security while trying to run Windows Update, ...
Setup OneDrive to Ignore SSL Certificate Errors
If you're using OneDrive with a corporate proxy or internal server that uses a self-signed or exp...
How to Install Windows Defender on Ubuntu: Workarounds
Windows Defender is a Microsoft product designed for Windows. It does not have an official Linux ...
How to Fix Windows Search Settings Not Opening
You click on the Search settings icon or try to open the search settings page, but nothing happen...
Issue queue
SitemapBitLocker Hang in Safe Mode Recovery Steps
How to Fix Windows Defender Connection Refused on Windows 10
Fix Command Prompt Not Opening by Enabling Service
BitLocker Authentication Failed: USB Key Troubleshooting
PowerShell Not Opening on Windows 10: Troubleshoot
How to Grant Remote Desktop Access to Specific Users
BitLocker Not Available on This Device – Troubleshooting Guide
How to Fix Windows Defender Error 0x80240022
Break Windows Update Login Cycle After Restart
Microsoft Teams Connection Error: Windows 10 Fix Guide
Fix Windows Activation Service High CPU Usage on Windows 10
How to Fix Microsoft Store Not Opening on Windows 10/11
How to Fix Windows Defender Connection Refused on Windows 10
Fix Command Prompt Not Opening by Enabling Service
BitLocker Authentication Failed: USB Key Troubleshooting
PowerShell Not Opening on Windows 10: Troubleshoot
How to Grant Remote Desktop Access to Specific Users
BitLocker Not Available on This Device – Troubleshooting Guide
How to Fix Windows Defender Error 0x80240022
Break Windows Update Login Cycle After Restart
Microsoft Teams Connection Error: Windows 10 Fix Guide
Fix Windows Activation Service High CPU Usage on Windows 10
How to Fix Microsoft Store Not Opening on Windows 10/11