No, there isn’t aac video . Your post mixed up, You are confusing audio and video codec and don’t give any details for people to help you out. Instead of ranting, ask for help with details (we are not on Reddit)

And if that’s doesn’t work, message me and we will try to solve this out

Have you tried a Factory reset?

Not the answer you are waiting but there is something wrong with your shield, I have a 2015 and 2019 Shield and both are just very good even if the first one has nearly 10 years