Update your JBL XTREME 2 firmware! How to... - YouTube
JBL Portable - Apps on Google Play
JBL Xtreme 3 Review - RTINGS.com
JBL App EQ Update
JBL Xtreme2 UPDATE 2020 - YouTube
What's with the JBL apps? Just brought home a new Extreme 2 and apps either can't find speaker and/or have no functionality. Yes, I did the update : r/ JBL
Update for Xtreme 3 finally released : r/JBL
Updating Firmware on JBL Xtreme Speaker - Tom's Tek Stop
NO MORE DISTORTION! JBL XTREME FIRMWARE UPDATE!!! - YouTube
How to Update JBL Portable Bluetooth Speaker Firmware - YouTube
JBL Xtreme 2 Software Update Instructions - Tom's Tek Stop
JBL Xtreme Firmware Update Instructions - Tom's Tek Stop