Keep your Galaxy in top form!
Check the Galaxy performances in real-time
with most up-to-date ‘Diagnostics’
from Samsung Members App.

Diagnose device issues including battery status, performance and more! Find out how to run ‘Diagnostics’ with a selected function item.

How-to

1. Open Samsung Members App, and then tap Get Help.

2. Tap Start to run Diagnostics tests

3. Select an item to perform checks to run a One-stop Diagnostics.

4. Once the diagnostic is completed, check the onscreen result if any faults are found.

Discover the powerful and newly added diagnostic items and perform tests depending on the issue or condition of your device.

* 'Diagnostics' function may differ depending on the model/device and the presence of each sensor.

Check out the last time your device was rebooted. Regular reboot helps to speed up performance and corrects glitches.

Battery drain too fast or any slow-charging problems? Check the status through the items above.

If the device sensors are not functioning properly, use ‘Diagnostics’ above before your visit to the service center.

From mobile network, Wi-Fi to NFC problems such as Samsung Pay. Run the test using the items below for connection issues.

Check the connection issues of S Pen, wearables, USB or any other accessories by testing items above.

Optimize your device with a single tap. Easily access from your device,

Settings > Battery and device care > Optimize now.

※ Images shown are for illustration purposes only.
※ This content is developed based on Galaxy S21+ (Android version 11, One UI version 3.1).
Availability of the features, how to steps, or user interfaces may vary
depending on the device model, OS/One UI version, country,
and subject to change without notification.