Fixing PowerShell Authentication Failed Due to Certificate Errors
When PowerShell commands fail with "Authentication failed" and mention certificates, the issue is...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows Update Cleanup Not Completing: Fixes That Work
You run Disk Cleanup or Storage Sense to clear Windows Update temporary files, but the tool hangs...
Fix Outlook SSL Certificate Error 0x80048820
You try to connect Outlook to your email server and see error 0x80048820. The full message often ...
Chrome Extension Not Loading: Step-by-Step Fixes
You click the extension icon, but nothing happens. Or the extension is grayed out, missing from t...
Microsoft Teams Stuck on Loading Screen: Quick Fixes
You open Microsoft Teams, but it stays on the spinning loading circle or a blank screen. This is ...
Fix Windows Terminal High CPU Usage: Practical Steps
You open Task Manager and see Windows Terminal using 20–40% CPU even when idle. This usually poin...
Issue queue
SitemapResolve Error 0x8024402c in Windows Update
Fix Chrome Version Mismatch Between Devices
Windows Security DNS Error Troubleshooting Guide
Task Scheduler Path Not Found: Causes and Fixes
Fatal: Repository Not Found After Git Pull – Fixes
Permission Denied in Remote Desktop? Try These Fixes
Stop Windows Terminal Repeated Login Prompts
Setup Windows Security Backup and Restore on Windows 11
Windows 10 npm Permission Denied: Quick Fixes
MySQL Connection Refused on Localhost Fix
Fix Chrome Profile Sync Timeout Error
Setup Windows Update Configuration via Group Policy
Fix Chrome Version Mismatch Between Devices
Windows Security DNS Error Troubleshooting Guide
Task Scheduler Path Not Found: Causes and Fixes
Fatal: Repository Not Found After Git Pull – Fixes
Permission Denied in Remote Desktop? Try These Fixes
Stop Windows Terminal Repeated Login Prompts
Setup Windows Security Backup and Restore on Windows 11
Windows 10 npm Permission Denied: Quick Fixes
MySQL Connection Refused on Localhost Fix
Fix Chrome Profile Sync Timeout Error
Setup Windows Update Configuration via Group Policy