If you are curating a collection, Season 2 offers several episodes that serve as excellent test beds for your high-fidelity setup:
As studios pivot entirely to streaming, finding physical media releases for sitcoms is becoming harder. Young Sheldon has had Blu-ray releases, but they are becoming collector's items. Obtaining a lossless copy of Season 2 ensures that you own the show in its highest fidelity, immune to the whims of streaming licensing deals that can remove the show from your library at any moment. young sheldon s02 lossless
To clarify your request:
Here is what exists for Young Sheldon Season 2 in high quality: If you are curating a collection, Season 2