Finally, if you want an even higher resolution and bitrate than what the traditional method of uploads offers, post your video to IGTV instead.

Source: https://www.devicemag.com/how-to-post-high-quality-videos-on-instagram-from-iphone/

In your sound settings, you can adjust the bitrate and sample rate.

Source: https://www.monroemonitor.com/acer-monitor-no-sound/

Machine-learning algorithms are also used to enhance streaming quality by monitoring a user’s internet connection and tailoring the audio bitrate accordingly.

Source: https://www.ft.com/content/2c1c2016-69b7-48aa-b333-4c1380bb9102

You can also go the extra mile and check the bitrate while your video is playing.

Source: https://www.cnet.com/tech/services-and-software/best-streaming-services-for-4k-content/