Everything You Can Try if You Can't Hear Dialog in Movies and Shows
Briefly

Another option is to find the surround sound setting for your TV or streaming device and make sure it's correctly configured for the number of speakers you have.
If there's nothing on your streaming device, check your soundbar, if you've got one. These soundbars very often come with features for boosting the volume level of speech.
Another option you've got here is listening through headphones, which means you can turn up the volume as much as you like without annoying the people you live with.
One option is to install the Roku app on Android or iOS, then connect a pair of wired or wireless headphones to your smartphone, and listen to the audio.
Read at WIRED
[
|
]