This answer from support worked for me
system manager to open the application management to open the automatic startup management and automatic cleaning of the apk in the memory by default

This reply from support worked for me

system manager to open the application management to open the automatic startup management and automatic cleaning of the apk in the memory by default

I'm very happy to report that following the instruction on this (that seem to have disappeared, but I've got a copy) the phone is now working for streaming audio as I would want. The instructions were/are: system manager to open the application management to open the automatic startup management an...

I'm trying to get a resolution of this as well. I had assumed that it is actually battery management, as all apps remain running when on charge. I've tried many permutations, factory resets and configurations, all withy zero improvement. Always 5 minutes and 8 seconds before closing background apps....

I'm looking for the firmware for my BL6000 pro. There is a fault with the battery management system that shuts down background apps after 5 minutes in screensaver. I would like to try this myself before sending it back. Can anyone help.  The OTA update last week altered nothing except Duraspeed is n...