Fix PowerShell Proxy Authentication Failed Errors
You run a PowerShell command that needs internet access—like Invoke-WebRequest or
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Microsoft Store High CPU Usage When Not Working
If the Microsoft Store is using high CPU and not working properly, you might see a frozen app, sl...
PowerShell Profile Script Not Loading: Practical Fixes
You open PowerShell, run a custom function or alias you defined in your profile script, and nothi...
Windows Store Error 0x80073cf9: How to Fix Installation Failures
You try to install or update an app from the Microsoft Store, but you get error 0x80073cf9. The a...
Fix Microsoft Store App Stuck on Pending Download
When you try to install or update an app from the Microsoft Store and it sits on 'Pending' indefi...
Fix Windows Update 404 Not Found Error When Antivirus Interferes
You try to run Windows Update, but instead of the usual process, you get a 404 Not Found<...
Topic paths
Quick titles
Stop the Infinite Sign-In Loop in Microsoft Store After UpdateHow to Fix Windows Update Rate Limit ErrorTroubleshooting PowerShell Remoting on a NetworkError 0xc004f074 Windows 10 Activation FixFix Port Already Allocated in Windows TerminalDisable Windows Defender Real-Time Protection PermanentlySpeed Up Windows Search with These SettingsFix Windows Defender 502 Bad Gateway Sync Error