What version of Android are you running on your device? If you're on Android 10, the app now needs fine location permissions due to a policy change in Android. You should be able to use this experimental version of the BLE extension on Android 10:
What version of Android are you running on your device? If you're on Android 10, the app now needs fine location permissions due to a policy change in Android. You should be able to use this experimental version of the BLE extension on Android 10: