Change log:

- Improved stb stability;
- Improved stb compatibility with MW "Ministra"/Ministra Classic";
- Implemented compatibility mode with old stb models when working with MW "Stalker";

Playback:

- Freezes are solved on some multicast streams at the beginning of playback;
- Solved AV1 files playback support;
- Freezes are solved on H264-4K files playback;
- Playback issue solved of some HLS-VoD after positioning at the beginning;
- Freezes are solved on H264-TS playback;
- Solved issue of unprompted playback stop during long playback;
- Solved issue of fast playback after standby;
- Improved switching between quality options for HLS-DASH;
- Solved issue of subtitles display after standby;
- Solved issue of some H264-HLS playback start;
- Solved some issues with audio after pause on some HEVC files;

Display:

- Solved issue of Video output mode PAL on some TVs;
- Solved issue of autoframes unprompted switching on some streams;

Standby:

- Solved issue of exiting deep standby mode by BT RC;
- Sometimes, the top-left corner of the image would be enlarged after exiting standby mode;

Connectivity:
- Added BLE RC "IM-AN4506" support (MAG550 platform);