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!
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