Fix Windows Defender 404 Error in Command Prompt
When you try to run Windows Defender commands from Command Prompt and get a '404 Not Found' error...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listRemote Desktop Authentication Error: Quick Fixes
You try to connect to a remote PC, but instead of a desktop, you see an authentication error. Thi...
Fix Windows Defender Service Not Starting After Update
After a Windows update, you might find that Windows Defender won't start, leaving your system wit...
How to Fix OneDrive Sync Pending Files Not Uploading
You see files in OneDrive with a 'Pending' status that never upload. This usually means the sync ...
How to Fix PowerShell Connection Refused Error
When you see Connection refused in PowerShell, it usually means the remote computer ...
Chrome 502 Bad Gateway Error: Practical Fixes
You're browsing and suddenly get a 502 Bad Gateway error in Chrome. The page won't load, and you'...
Topic paths
Quick titles
Fix Windows Security Permission Denied ErrorHow to Fix Outlook High CPU Usage with Repair ToolsOutlook High Memory & Error 0x80040600 FixRemote Desktop Blank Screen Disconnect FixHow to Capture Command Prompt LogsTroubleshooting Git Pull Merge Conflict Not CompletingOneDrive Sync Settings Unavailable FixFix PowerShell Script Execution Policy