playback limit

Formuler Z8, Mytv Online App ver. 7.9.3-3178-2bec13a99 - the newest version as of 08/10/2020, firmware 1.4.75. I used to be able to set the playback limit (the box shuts down if no user input is detected for X hours - change a channel, volume up/down etc.) by choosing a few predefined options -...