Fix Windows 11 Installation Assistant Stuck at 99% with Clean Boot
You're upgrading to Windows 11, and the Installation Assistant gets stuck at 99% for a long t...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix VSCode Terminal 'Permission Denied' on Windows
If you see 'permission denied' in the VSCode integrated terminal on Windows, it's usu...
Fix Python Dependency Conflict Error Code 1
When installing Python packages with pip, you might see an error ending with exit code 1
Fix Windows Update Error 0x80070005 (Service Not Starting)
When Windows Update fails with error 0x80070005, the underlying message often points to a service...
Fixing Nginx Upstream Connection Refused on Port 443
You see "upstream connection refused" in your Nginx error log when proxying requests to p...
Fix Windows 11 Installation Assistant Stuck at 99%
Many users report that the Windows 11 Installation Assistant gets stuck at 99% during the upgrade...
Issue queue
SitemapFix ERR_NAME_NOT_RESOLVED in Chrome
Manually Download and Fix Windows Update Error 0x80070002
Fix DNS Probe Finished NXDOMAIN After Changing DNS
How to Fix Incomplete Certificate Chain on Origin
Fix VS Code Node.js Debugger Breakpoint Issues
Troubleshooting Cloudflare Wildcard Subdomain Errors
Python Virtual Environment Not Activating: Common Fixes
How to Fix Docker Pull Unauthorized Access Denied
Windows Security Access Denied Error Fix
Chrome PDF Error: Access Violation Troubleshooting
Solving 'Fatal: Remote Origin Already Exists' in Git
How to Restore Search Indexing After Windows 10 Update
Manually Download and Fix Windows Update Error 0x80070002
Fix DNS Probe Finished NXDOMAIN After Changing DNS
How to Fix Incomplete Certificate Chain on Origin
Fix VS Code Node.js Debugger Breakpoint Issues
Troubleshooting Cloudflare Wildcard Subdomain Errors
Python Virtual Environment Not Activating: Common Fixes
How to Fix Docker Pull Unauthorized Access Denied
Windows Security Access Denied Error Fix
Chrome PDF Error: Access Violation Troubleshooting
Solving 'Fatal: Remote Origin Already Exists' in Git
How to Restore Search Indexing After Windows 10 Update