There’s already a number of existing suggestions that cover what you’re asking for.
- Keep video but encode/optimize audio and/or subs when optimizing
Mux: keep video and encode audio + subs - Select container and codecs when optimizing
Optimise codec and container selection - Optimizer profiles for more devices (incl. Samsung models)
Optimize profiles - Custom and reusable optimizer profiles
[Feature Request] Reuse custom optimization settings
