# How to Install and Activate AI Voice Assistant on SMARTY Trend Android Head Units

This guide provides step-by-step instructions for installing the required applications and completing the online activation for the **AI Voice Assistant** on your SMARTY Trend Android head unit.

## Step 1: Preparation & Application Download

All **three applications** from the provided package must be installed for the voice assistant to function properly.

1. Download the installation files ([APK files](https://cloud.smarty-trend.com/APK/APK%20Voice-01/APK%20Voice-01.rar)) using the provided download link:

   
   * `TXZAIPal_other_CJL21-release-v2.0.2-fyt.apk` (**Toppal Service**)

     

   * `TXZOverseaAdapter-FYT-4.0.0-250821.apk` (**Toppal Voice**)

     

   * `TXZSmartWakeUp-asr-txz-core-release-4.2.0_14.apk` (**TXZ**)

     

2. Copy all 3 APK files to a USB flash drive and connect it to your SMARTY Trend head unit.

   

## Step 2: Application Installation

1. Open the **File Manager** or **APK Installer** on your head unit menu and navigate to the USB drive.

   

2. Tap each APK file sequentially to install them:

   
   * Install **Toppal Service** (tap **Install**, then **Done**).

     

   * Install **Toppal Voice** (tap **Install**, then **Done**).

     

   * Install **TXZ** (tap **Install**, then **Done**).

     

3. Ensure that the **Toppal Service** and **Toppal Voice** icons appear in your main application list.

   

## Step 3: Mobile Hotspot Setup

Activation requires linking your head unit via a temporary Wi-Fi network named after your single-use activation code.

1. On your mobile phone, go to **Settings → Portable Hotspot**.

   

2. Tap **Set up portable hotspot**.

   

3. In the **SSID (Network Name)** field, enter your unique activation code (e.g., `K8APGKRM`).

   
   * *Note: Enter the code exactly as provided (case-sensitive). Each activation code can only be used once.*

     

4. Enable the **Portable Hotspot** on your phone.

   

## Step 4: Connecting & Online Activation

1. On your SMARTY Trend head unit, open **Wi-Fi Settings**, scan for networks, and connect to the hotspot named with your activation code.

   

2. Return to the head unit app menu and open **Toppal Voice**.

   

3. The app will connect to the activation server online. The status at the top of the screen will change from **Not activated** to **Activated**.

   \
   <https://cloud.smarty-trend.com/Video/Manuals/Voice-01/3423a5141cf7d5a129f9456aba5f1f2e.mp4>

### Important Notes

* All 3 applications must remain installed on the system for full functionality (wake-up phrases, voice recognition, and app control).

  

* Once activation is complete, you can restore your mobile hotspot name back to normal and connect your head unit to any regular internet connection.

### Keywords:

AI voice assistant activation, Toppal Voice setup, SMARTY Trend voice control, APK installation guide, hotspot activation code, SMARTY Trend guide.