# Restarting the app

<figure><img src="/files/3SqWGHhJExjva24iNOVd" alt="" width="188"><figcaption></figcaption></figure>

{% hint style="info" %}
Make sure you have the latest version of the **Beatwell** <img src="/files/nxfzrIReBMo4Z9g4WFR0" alt="" data-size="line"> app installed.
{% endhint %}

1. **Disconnect the chest strap.**
   * Open the **Beatwell** <img src="/files/nxfzrIReBMo4Z9g4WFR0" alt="" data-size="line"> app.
   * Click on the **Settings** tab.
   * Proceed to **About the app**.
   * Press the **Disconnect app** button.
   * Close the app.
2. **Uninstall the Kardi Ai Beatwell app** <img src="/files/nxfzrIReBMo4Z9g4WFR0" alt="" data-size="line">**.**

   Hold the app icon and select the option to delete/remove the app.
3. **Check Bluetooth.**

   Make sure the sensor is not in the list of devices.
4. **Check the battery.**
   * The metal contact plate for the battery must not be damaged.
   * The inserted battery must have the **negative pole facing out**.
   * The battery must be a Panasonic or Duracell brand.
   * The battery cover seal must not be damaged.
   * The battery cover must be carefully snapped into place.
5. **Install the Beatwell app** <img src="/files/nxfzrIReBMo4Z9g4WFR0" alt="" data-size="line">**.**

   Download the app from the [**Apple App Store**](https://apps.apple.com/cz/app/beatwell/id6736957245?l=cs)**,** [**Google Play Store**](https://play.google.com/store/apps/details?id=com.kardiai.beatwell\&pli=1)
6. **Pair the chest strap and the app.**
   * Log in using the <img src="/files/mHUF1STmZ3OBV9fJiQp8" alt="" data-size="line"> QR code located inside the Beatwell kit\
     (the QR code can be sent to your email using the **LOST CODE RECOVERY** function).
   * **Allow access** to Bluetooth, location, and notifications.
   * Active <img src="/files/DwdLhgBGZha1p13Sh2Cw" alt="" data-size="line"> **internet connection** via Wi-Fi or mobile data is required for pairing.
7. **Check the connection.**

   Snap the sensor onto the chest strap and attach it to your chest.

{% hint style="success" %}
After a successful connection, the **READY TO RECORDING** message will appear in the app.
{% endhint %}

***

{% hint style="success" %}
**Need help?**\
Contact Kardi Ai customer support\ <img src="/files/MyHZsPMjrFkNrQw3WdVu" alt="" data-size="line"> [**support@kardi.ai**](mailto:support@kardi.ai)
{% endhint %}


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