As requested, please provide the device logs. 1.21 is a limited release with no bug fixes nor new features, there should not be any additional configuration needed. The logs should tell us the story. How To - Capturing Device Logs on Android
As requested, please provide the device logs. 1.21 is a limited release with no bug fixes nor new features, there should not be any additional configuration needed. The logs should tell us the story. How To - Capturing Device Logs on Android