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This is the tricky part.
: Tap "Update" or "Upgrade." A progress circle will show the percentage complete. jbl xtreme update firmware
: Get the JBL Portable App from the Google Play Store or Apple App Store. This is the tricky part
PC (Windows 10/11), USB-A to USB-C cable (Xtreme 2 uses USB-C for service). it was stronger than ever.
The beast wasn't just alive; it was stronger than ever.