Since you cannot flash new firmware, "updating" your JBL Go 3 means optimizing its performance and fixing common glitches. Here are the most effective steps to give your speaker a "virtual update."
A common myth online is that a enabled PartyBoost (the feature that lets you link multiple JBL speakers). This is false. The Go 3 does not have PartyBoost hardware. It cannot connect to other Go 3s or Flip 6s for stereo sound. If you see claims otherwise, they are clickbait. jbl go 3 update
Unlike the JBL Flip 6, Charge 5, or Xtreme 3, the JBL Go 3 does support user-installable firmware updates via the JBL Portable app. Since you cannot flash new firmware, "updating" your