Network · medium

How to fixDNS-RES-FAIL

Domain name resolution (DNS) failure

What this error means

This medium-severity issue affects the network adapter. The browser cannot translate the web address to an IP address (DNS problem). Reports of Domain name resolution (DNS) failure usually describe a sudden crash, brief unresponsiveness, or a stop-code screen appearing out of nowhere. This usually traces back to ISP Provider Error, corrupt network card driver and stuck Router. Work through the steps below in order.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 3 complete
01Restart the router (turn off for 1 minute)

Restart the router (turn off for 1 minute).

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Reset complete network settings in Windows

Reset complete network settings in Windows.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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03Change the DNS servers to 8.8.8.8

Change the DNS servers to 8.8.8.8.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • ISP Provider Error
  • Corrupt network card driver
  • Stuck Router
  • IP address conflict