A: General rule: "If it ain't broke, don't fix it." Only update if you face specific bugs listed in the patch notes. A bad flash is risky.
If firmware updates are important to you, consider that the BP 330 is a "set and forget" device. For future purchases, look for earbuds that explicitly advertise via an app (e.g., brands like Sony, Jabra, Soundcore, or Realme). Blaupunkt Bp 330 Software Update
However, unlike smartphones or smartwatches, Here is everything you need to know about managing the software on your device. A: General rule: "If it ain't broke, don't fix it