# Setup Requirements

> In the Conectum Portal, go to Castrum OS → [DCC & Apps](https://portal.conectum.app/os/dcc-apps) to start the setup process.

### On your phone:

1. Boot into **Castrum OS**.
2. Complete the basic initial Android setup.
3. Open **Settings**.
4. Tap **About phone**.
5. Scroll down and tap **Build number** 7 times to enable Developer Options.
6. Go to **Settings → System → Developer options**.
7. Enable **USB Debugging**.
8. On the Conectum portal 

<figure><img src="/files/41JIZsfRUaAB68i8jvD0" alt="" width="164"><figcaption></figcaption></figure>

{% hint style="info" %}
This step ensures the system can activate DCC and install selected apps via ADB.
{% endhint %}

### Connect your device

* Connect your phone to the computer via USB.
* A confirmation pop-up will appear on your phone.
* Tap **Allow** to proceed.
* (Optional) Enable **Always allow from this computer** to avoid repeated prompts.

<figure><img src="/files/U8k2YtWILp9NtpXhZfXt" alt="" width="188"><figcaption></figcaption></figure>

* Once connected via USB cable, click <mark style="color:$primary;">**Connect**</mark> in the portal to continue.&#x20;
* Your browser will display a connection pop-up window asking you to select your device.\
  Select your **Pixel device** from the list and click **Connect** to authorize the connection.

<figure><img src="/files/nmXPf14VgUPky6xLfvLl" alt="" width="188"><figcaption></figcaption></figure>


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