Error guide
Internet and Browser Error Troubleshooting
An exact error message is useful evidence. Match it below before resetting equipment or changing settings.
Common Errors
| Error | What it usually indicates | Guide |
|---|---|---|
| ERR_INTERNET_DISCONNECTED | The device has no usable connection | Check the complete connection |
| DNS_PROBE_FINISHED_NXDOMAIN | DNS could not find the requested domain | Fix the DNS error |
| No Internet, secured | Wi-Fi connected locally but internet access failed | Repair connected Wi-Fi |
| ERR_CONNECTION_TIMED_OUT | The destination did not respond in time | Check device, router and site |
| Valid IP configuration error | The device did not receive usable network settings | Renew IP and repair Windows |
Check Whether It Is One Website or the Whole Internet
Open two unrelated websites. If only one fails, the website or its DNS record may be the issue. If everything fails, check the local connection, router and ISP. Avoid changing multiple settings at once because that makes the original cause harder to identify.
When to Escalate
Contact the website owner when one site fails everywhere. Contact your ISP when all devices fail, the modem shows a line or optical warning, or the provider confirms an outage. Contact the device manufacturer when only one device repeatedly loses its network adapter.
Related Internet Guides
Trusted References
For additional technical details, see Google Chrome Help.