@keneda Call app does not help, the phone would still start ringing. You need to catch this in a lower stack part, since the phone should stay silent during a blocked call right?
@James-T Hmm... thats quite interessting: I ve got the same two issues on my Nexus 4 for months (running OTA-12). Gonna download an painting-app - we will see...
the default folder could be determined by a configuration file