While the headline feature was the addition of Sora (introduced in 13.0.0), Update 1302 focused purely on . Here is the exact changelog from Nintendo, translated for modders:

At first glance, 13.0.2 appears tiny. No new fighters. No stages. No music. The headline features are almost boring:

are up to date, as newer game updates often require corresponding system updates to boot correctly. Replay Compatibility

: If your console is connected to the internet, the update will typically download automatically when you launch the game from the Home menu.