AdBlocker For Windows Phone 8.1 & Windows 10 Mobile
Then run it and then select “Update Hosts File” Then wait.
Boom it has blocked ads for you! Enjoy
There is also a feature to disable ad blocking.
Please please please let us know how this works for you and what model phone you have, but this should work on any Lumia WP8.x Phone.
Download AdBlocker For Windows Phone
From : sandix via XDA