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How to Fix Cloudflare 521 Error Due to Proxy Issues

If you see a Cloudflare 521 error, the message usually says something like “Web server is down.” ...

Fix Git SSL Certificate Error: Unable to Get Local Issuer Certificate

When cloning or pulling from a Git repository, you may see:

fatal: unable to access...

Fix Wi-Fi No Internet on Windows 11 Without Restarting Router
You connect to Wi-Fi, the icon shows internet access, but browsers say no internet. Restarting th...

Fix Windows Security App Blocked by Antivirus
You open Windows Security (formerly Windows Defender) only to see an error or blank screen becaus...

Fix Nginx Redirect Loop After SSL Certificate Install
You installed an SSL certificate, and now your site redirects in a loop. The browser shows 'E...

Fix Edge Sync Not Working with Family Safety
If Microsoft Edge won't sync your bookmarks, passwords, or settings while Windows Family Safe...


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