How to Resolve Port Conflicts Using Command Prompt
If you see an error like "port already in use" or "address already in use" when starting a server...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Search Indexing Turned Off Error
If you search for a file or email and get no results, or the search box says "Indexing is turned ...
Fix Chrome Offline Installer Permission Denied Errors
When you download the Chrome offline installer and try to run it, you might see a 'permission den...
How to Configure Windows Search to Exclude Specific Folders
If Windows Search returns results from folders you'd rather keep out of its index—like backups, t...
Fix Microsoft Teams Offline Installer 'Permission Denied' Error
When installing Microsoft Teams using the offline installer, some users see a 'permission denied'...
Fix BitLocker DNS Error: Unable to Contact Key Server
If you see "BitLocker DNS error: unable to contact key server" when trying to recover a BitLocker...
Issue queue
SitemapWindows Defender CPU Spike Troubleshooting
Chrome DNS_PROBE_FINISHED_NXDOMAIN Fix
How to Fix a Dead Jupyter Kernel
Fix Chrome Service Unavailable Permissions Error
How to Fix Windows Defender Permission Denied After Update
BitLocker Performance Impact After Update Guide
Chrome Timeout Configuration: How to Change It
Troubleshooting ERR_CONNECTION_RESET in Chrome
Docker Desktop Never Finishes Starting: Checklist
Troubleshooting Remote Desktop File in Use
Windows Defender 502 Bad Gateway Troubleshooting
Fix Mac Terminal Command Prompt Issues
Chrome DNS_PROBE_FINISHED_NXDOMAIN Fix
How to Fix a Dead Jupyter Kernel
Fix Chrome Service Unavailable Permissions Error
How to Fix Windows Defender Permission Denied After Update
BitLocker Performance Impact After Update Guide
Chrome Timeout Configuration: How to Change It
Troubleshooting ERR_CONNECTION_RESET in Chrome
Docker Desktop Never Finishes Starting: Checklist
Troubleshooting Remote Desktop File in Use
Windows Defender 502 Bad Gateway Troubleshooting
Fix Mac Terminal Command Prompt Issues