# Software Installation

Download the[ Software](https://github.com/dlktdr/HeadTracker/releases) from the link in the menu. Choose the most recent one available on the releases page. Pick up the .zip file that matches your operating system.<br>

<figure><img src="/files/T5mWfiAYrO4spFJ8yplT" alt=""><figcaption></figcaption></figure>

Find where it was saved in your file explorer. Right click on the .zip file and choose Extract All. Pick a folder to save it to. Open Headtracker.exe from this folder which will start the GUI (Graphical User Interface).&#x20;

![](/files/-Md6XZJ0u2yAwQ0LvZi5)

{% hint style="info" %}
If you see that Windows Protected your PC, this is expected. Windows is doing that for applications that are not from the Microsoft Store. Click "More Info" and "Run anyway". Be careful. Never do this on applications with unknown origin.

**I will get it signed with Microsoft one day to get rid of this message.**
{% endhint %}

![](/files/cWGD80LODalwha7Uzz6y)

{% hint style="info" %}

### Once the GUI is opened the first step is to flash the firmware on your Nano. See [Flash Firmware](/head-tracker-v2.2/getting-started/software-installation/flashing-firmware.md) for guide.

{% endhint %}

{% hint style="info" %}
**Windows 7+8 Users**

Windows 7+8 will need the Arduino Nano 33 BLE driver installed. It is included with the GUI under drivers\drivers\prewin10\arduino\_mbed.inf right click the file and choose install.
{% endhint %}


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