How to update a SUB on an Android device

 Here is how to update a SUB on an Android device:

Step 1. Plug your SUB to the power using the power supply

Step 2. Power on your SUB and wait until it's connected to your network

Step 3. Open the kien app

Step 4. On the SUB Leader tab, scroll down and click on the SUB tile

Step 5. In the SUB settings, scroll down and click on 'Firmware' 

Step 6. Click on the 'Update' button

Step 7. Your speaker is updating. It should take between 15 and 30 minutes 

Step 8. The update was successful!