Troubleshooting
Fixing Cloudflare 521 Error After Server Restart
You restart your server, wait for it to come back up, then visit your site—only to see a Cloudfla...
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Fixing Nginx Upstream Connection Refused and Permission Denied
If you see connect() failed (111: Connection refused) or connect() failed (13:...
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Windows 11 Update Stuck at 0%: How to Fix with Troubleshooter
You click Check for updates, it sits at 0% for ages, and the progress bar doesn't budge. This...
Troubleshooting
Windows 11 Installation Assistant Stuck at 99%: Fixes That Work
You’re upgrading to Windows 11 via the Installation Assistant, and it gets stuck at 99%. The prog...
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Fix Windows Update Service Not Running Due to Group Policy
If Windows Update shows the service is not running and you suspect Group Policy, the problem is o...
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Fix 'git remote origin already exists' on Windows
When working with Git on Windows, you may see the error fatal: remote origin already exists...
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