JBL Xtreme 3 Firmware Update Instructions

Here, we offer JBL Xtreme 3 firmware update instructions for this revised version of the Xtreme series power bank Bluetooth speaker. This update can take up to fifteen minutes depending on the speed of your internet connection. Plus, you cannot easily back it out. That is, you won’t be able to downgrade to the earlier … Continue reading JBL Xtreme 3 Firmware Update Instructions