# updns Android Setup
## Basic Setup with Google's Jigsaw Intra App
### 1. Install the [Jigsaw Intra App](https://play.google.com/store/apps/details?id=app.intra) on your Android device
### 2. Change the Intra DoH Server to [https://adfree.usableprivacy.net/query](https://adfree.usableprivacy.net/query-dns)
### 3. Verify Intra is working with the updns DoH service
## Recommended Additional Intra Settings
### **Verify advertising and tracker domains are filtered**
The updns service responds with `0.0.0.0` for filtered domains.
In the following screenshot you see that Snapchat App Analytics is blocked by the updns DoH server.
### Recommended whitelist settings for Intra on Android
Our adfree DoH server works best against tracking by mobile apps. DNS-based blocking is very coarse-grained. We therefore recommend you use browsers with blocking extensions and use our DNS service primarily to **counter mobile app tracking**. You can exclude e.g. your mobile browser from Intra:
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# Agent Instructions: Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter:
```
GET https://docs.usableprivacy.com/dns/updns-services/dns-over-https-doh/updns-android-setup.md?ask=
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.