Fix Windows Defender Service Not Starting (Error 404)
If you see error 404 when trying to start Windows Defender, it usually means the service executab...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix SSH Host Key Verification Failed for GitHub
When you try to clone a repository or push to GitHub over SSH, you might see an error like:
Fix BitLocker SSL Certificate Error Not Working
You're trying to unlock a BitLocker-encrypted drive, but you see an error about an SSL certificat...
How to Fix Git Clone Permission Denied (Publickey)
When you run git clone and see Permission denied (publickey), Git canno...
How to Set Up Windows Update for an Ubuntu Virtual Machine
If you run a Windows virtual machine (VM) on an Ubuntu host, you might notice that Windows Update...
Fixing PowerShell Remote Execution Failures on a Network
When PowerShell remote execution stops working on a network, you'll typically see errors like
Issue queue
SitemapHow to Speed Up BitLocker on Windows 11
How to Resolve WinSCP Publickey Authentication Failure
How to Fix Microsoft Store Permission Denied Error
Install Windows Terminal on Mac Using Parallels Desktop
Fix Windows Activation Error 0x8007232b DNS Name Does Not Exist
How to Fix 'Not Recognized as Internal or External Command'
Mac OneDrive Sync Fix Checklist
Fix Microsoft Teams Black Screen on Login: Step-by-Step
Fix Chrome Login Loop After Password Change
How to Fix Windows Activation Timeout After Network Change
Fix Microsoft Store Blank Screen on Windows 10
CMD localhost Connection Refused: Causes and Fixes
How to Resolve WinSCP Publickey Authentication Failure
How to Fix Microsoft Store Permission Denied Error
Install Windows Terminal on Mac Using Parallels Desktop
Fix Windows Activation Error 0x8007232b DNS Name Does Not Exist
How to Fix 'Not Recognized as Internal or External Command'
Mac OneDrive Sync Fix Checklist
Fix Microsoft Teams Black Screen on Login: Step-by-Step
Fix Chrome Login Loop After Password Change
How to Fix Windows Activation Timeout After Network Change
Fix Microsoft Store Blank Screen on Windows 10
CMD localhost Connection Refused: Causes and Fixes