This sometimes happens if you select too many patches during the Vol-key setup. Try reinstalling the module and only selecting the patches specifically for the apps you use (like the "Spotify" or "Deep Buffer" removals). "I lost all sound!"
The module (highly recommended to install this alongside ACP). Step-by-Step Installation: audio compatibility patch magisk module full
Strips away pre-installed system effects that might conflict with your mods. This sometimes happens if you select too many
Allows audio mods to process sound from apps that usually bypass the system equalizer. audio compatibility patch magisk module full
If ACP doesn't fix it immediately, ensure you have the installed. AML allows multiple audio modules to coexist without overwriting each other's changes. "Audio is stuttering or lagging"