Microsoft Store SSL Certificate Error: Troubleshooting Checklist
You open Microsoft Store and see an SSL certificate error—maybe “ERR_CERT_AUTHORITY_INVALID” or a...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Putty Connection Refused Due to Windows Firewall
You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...
Chrome Update Error 12: Fix Corrupt User Profile
If you see error 12 when updating Chrome, it usually means your user profile is corrupted. This c...
Fix Windows Activation High CPU Usage in Safe Mode
If you've booted into Safe Mode and noticed the CPU pegged at 100% due to a process related to Wi...
Fix OBS Black Screen but Audio Works: Step-by-Step Guide
If OBS Studio shows a black screen in your source preview or stream but audio is working fine, yo...
Windows Terminal Network Setup Guide: Fix Connectivity Issues
If you're using Windows Terminal and running into network issues—like SSH timeouts, slow WSL conn...
Issue queue
SitemapTroubleshoot Chrome Extensions After Update
Microsoft Teams Installation Error Guide
Fix Slow Docker Compose Build --no-cache
Fix Windows Terminal Access Denied After Update
CMD Says slmgr.vbs Not Found – Fix Activation Errors
How to Resolve 0x80070422 in Windows Defender
Fix Windows Activation File Locked Error: Step-by-Step Guide
Windows Update 0x80070643 Troubleshooting Guide
Fix Windows Search Indexer Dependency Conflicts
Fix BitLocker Permission Denied Error on Encrypted Drives
How to Fix Error 0x80246007 in Windows Store
Fix Windows Update Stuck on Mac Boot Camp
Microsoft Teams Installation Error Guide
Fix Slow Docker Compose Build --no-cache
Fix Windows Terminal Access Denied After Update
CMD Says slmgr.vbs Not Found – Fix Activation Errors
How to Resolve 0x80070422 in Windows Defender
Fix Windows Activation File Locked Error: Step-by-Step Guide
Windows Update 0x80070643 Troubleshooting Guide
Fix Windows Search Indexer Dependency Conflicts
Fix BitLocker Permission Denied Error on Encrypted Drives
How to Fix Error 0x80246007 in Windows Store
Fix Windows Update Stuck on Mac Boot Camp