This is a problem that occurs when the power is disconnected on devices running an older firmware version. The problem should be fixed in version 2.0.8 and above.
You can find a guide on how to check and update your Plaato Keg Firmware here: Check and Update Plaato Keg Firmware
If after updating your Firmware to the latest version, the issue persists, please write to us through the messenger app at the bottom right of the screen or to support@plaato.io. In your message please share:
A screenshot of your "Debug" page showing the Firmware Version
The type of mobile device you are using and its version