Fix PowerShell High CPU Usage with Error 0x80070005
If you see PowerShell consuming high CPU alongside error 0x80070005 (Access Denied), the issue is...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Check Which Process Is Locking a File in Command Prompt
If you’ve ever tried to delete, move, or rename a file and got an error like “The action can’...
How to Kill a Process Using a Port in Command Prompt
When you try to start a local server or application and see an error like "port already in use" o...
How to Fix Outlook Proxy Authentication Failed Error
You try to send or receive email in Outlook and see an error: "Proxy authentication failed"
Fix Windows Security Connection Refused Due to Antivirus Blocking
You try to open Windows Security or run a scan, and get a 'connection refused' error. Often this ...
How to Fix BitLocker Version Mismatch Error 0x8031003e
When you try to unlock a BitLocker-encrypted drive on a different computer or after a Windows upg...
Topic paths
Quick titles
Microsoft Store Backup and Restore Guide for Windows 11Troubleshooting Connection Refused Error in Windows TerminalMicrosoft Store Service Unavailable Network Settings FixHow to Install Windows Defender on UbuntuResolve Windows Terminal Error 407: Proxy Settings FixOutlook Slow? Fix with These SettingsHow to fix systemd permission denied errorsReset Windows Terminal Settings via CMD