it worked for me now the following way:
*) i downloadet the update with FP-Updater, but dit NOT press INSTALL
*) i rebooted to recovery manually and
*) installed the zipfile from the "updater"-folder in the internal Storage
it seems tha BT is working better now with my Car Radio
*) i downloadet the update with FP-Updater, but dit NOT press INSTALL
*) i rebooted to recovery manually and
*) installed the zipfile from the "updater"-folder in the internal Storage
it seems tha BT is working better now with my Car Radio