Malware · high

How to fixDNS_HOSTS_REDIRECT

DNS Hijack / Hosts File Manipulation

What this error means

DNS_HOSTS_REDIRECT shows up as a high-severity malware/security fault. This diagnosis detects unauthorized local DNS redirect entries added to the Windows Hosts file, preventing access to security updates and redirecting legitimate sites to phishing portals. Work through the steps below in order.

Before you begin

Save open work and back up important files. Use instructions for your exact device and software version. If Windows cannot start, see the startup guide.

Work through these checks

0 of 3 complete
01Locate the hosts file inside System32\drivers\etc\ and reset its contents to the default empty layout.
  1. Locate the hosts file inside System32\drivers\etc\ and reset its contents to the default empty layout.
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

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02Flush the local DNS resolver cache to clear corrupted lookup tables.
  1. Flush the local DNS resolver cache to clear corrupted lookup tables.
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
03Change network adapter settings to use secure public DNS servers (e.g. 1.1.1.1 or 8.8.8.8).
  1. Change network adapter settings to use secure public DNS servers (e.g. 1.1.1.1 or 8.8.8.8).
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors

Possible causes

  • Local malware execution utilizing administrator permissions to bypass write protections.