Fixes & Troubleshooting
6 guides in this category.
How to Fix 502 Bad Gateway (Visitor & Site Owner Guide)
What 502 Bad Gateway really means, why it happens, and step-by-step fixes for visitors and website owners alike.
Read guide →How to Fix "Your Connection Is Not Private" & SSL Certificate Errors
NET::ERR_CERT_DATE_INVALID and similar SSL warnings explained — when it is your fault, when it is the site's fault, and how to fix both.
Read guide →How to Fix DNS_PROBE_FINISHED_NXDOMAIN & "Server IP Address Not Found"
Chrome's most confusing error, decoded. Fix DNS_PROBE_FINISHED_NXDOMAIN on Windows, Mac and Android in minutes.
Read guide →How to Flush Your DNS Cache (Windows, macOS, Android & iPhone)
Step-by-step guide to clearing your DNS cache on Windows 10/11, macOS, Android and iPhone to fix websites that won't load.
Read guide →Website Down for You but Not for Everyone? 9 Fixes That Work
If a site works for others but not for you, the problem is local. Try these 9 proven fixes: network, VPN, DNS, cache and more.
Read guide →Internet Works but One Website Won't Load? Here's Why & How to Fix
Everything else loads fine but one site refuses? Diagnose DNS, SSL, regional blocks and browser issues with these steps.
Read guide →Need a live answer?
Check whether any website is down right now — free and instant.
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