Stereo to 7.1 Surround Upmixer ავტორი Silkworm Silks

This extension can upmix stereo tracks in real-time to fill up the unused channels in surround configuration setup, so you can now use all speakers to play the YouTube/TikTok/Instagram videos, music, and streams (since Google dropped the native surround sound support on YouTube through browsers).

Other features:
- Backwards-compatible to 5.1 and quadraphonic audio configurations.
- Mute and solo of the upmixed surround channels.
- Play local media files through Firefox browser using this extension to fill up all the speakers
- Compatible with H.264, AAC, VP9, AV1, AVC, and HEVC codecs
- Disable/enable at any time, if you want to play the native surround media like Facebook 360