> For the complete documentation index, see [llms.txt](https://aerogcs-orange-docs.aeromegh.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://aerogcs-orange-docs.aeromegh.com/9.-settings-rpa-settings/9.1-sensors/9.1.3-level-horizon-calibration.md).

# 9.1.3 Level Horizon Calibration:

**Step 1**. Navigate to the '**LEVEL HORIZON**' section displayed on the screen. This section will present the Level Horizon for calibration. As shown in the following screen. 

<figure><img src="/files/8dQG15AaMTWctkPA42Zn" alt=""><figcaption><p> Level Horizon</p></figcaption></figure>

**Step 2.**  Start the “**LEVEL HORIZON**” Calibration by selecting the “**Calibrate**” Button. You'll be prompted to position your vehicle in level orientations and hold it steady while it captures the orientation. Once the calibration is successful, the screen will display the following information.

<figure><img src="/files/qQYaVywdcMfigvyPAbwq" alt=""><figcaption><p>Level Horizon Calibration</p></figcaption></figure>

{% hint style="info" %}
**Note:** Levelling the horizon is highly recommended for optimal flight performance. If you notice a persistent drift during flying, repeat this procedure
{% endhint %}