# Notification Center (Messages)

<figure><img src="/files/Ju3IMRI8ndqwVoAA6N2W" alt="" width="188"><figcaption></figcaption></figure>

The Notification Center is located in the **Kardi Ai** <img src="/files/zzPQbuThPSqv8jmzbQV0" alt="" data-size="line"> app under the **Messages** tab.

* Each new message appears on the home screen.
* Clicking on a message opens the notification center, which contains details of all received messages.
* Some messages may contain a link to the Kardi Ai website. In this case, clicking on the message will open a new window with the relevant webpage.

Messages may include:

* **Technical Alerts**
  * The strap has a low battery and needs to be replaced.
* **Subscription Information**
  * The Kardi Ai service subscription is ending.
  * Instructions for renewing the subscription.
* **Measurement Count Information**
  * Notification about the low number of ECG measurements.
* **Marketing Communications**
  * Ongoing promotions and discounts.
  * Only if you have consented to receive commercial communications.
* **Tips and Tricks**
  * Recommendations for using Kardi Ai.

***

{% hint style="success" %}
**Need help?**\
Contact Kardi Ai customer support\
☎️ [**+420 779 998 100**](tel:+420779998100)\
✉️ [**support@kardi.ai**](mailto:support@kardi.ai)
{% endhint %}


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