Home Router settings Setting Up ADnull DNS on Tenda AC19 Router

Setting Up ADnull DNS on Tenda AC19 Router

Last updated on Mar 16, 2026

ADnull DNS addresses

Primary DNS188.190.191.78

Secondary DNS188.190.191.52


Step 1. Log in to the router web interface

Open a browser and go to:

http://192.168.0.1

or

http://192.168.1.1

Enter your login and password. If you have not changed them, check the label on the bottom of the router.


Step 2. Open Internet settings

Navigate to:

Internet Settings


Step 3. Configure DNS manually

Find the DNS Settings option and change it from Automatic to Manual.

Enter:

  • Primary DNS: 188.190.191.78

  • Secondary DNS: 188.190.191.52

Click Connect.


Done!

ADnull DNS is now active. All devices on your network are protected — ads and trackers are blocked automatically.


FAQ

DNS was not applied after saving

Restart the router and reconnect your devices to Wi-Fi.

Where do I find the router password?

Check the label on the bottom of the router — it shows the login address, username, and default password.