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How to Fix Cloudflare Error 521: Web Server Is Down

If you're seeing Cloudflare error 521, it means Cloudflare can't establish a TCP connection to yo...

Fix Windows Update SSL Certificate Error 0x80072f0d

You see error 0x80072f0d when checking for Windows updates. The system cannot verify the update s...

Fix Windows Security Antivirus Not Turning On

You open Windows Security and see that the antivirus is off, with no obvious way to turn it on. T...

Fix PowerShell Reset Settings Not Syncing