Firmware update failed on the JBL Wave Buds

Source: JBL support — speaker troubleshooting Confidence: 80% Verified Aug 9, 2026

The device cannot complete a firmware update, often from a network issue or low battery.

How to fix Firmware update failed

Retry the update

Ensure the device is charged and connected to Wi-Fi, then retry the update.

Source: JBL support — speaker troubleshooting Confidence: 80% Verified Aug 9, 2026

Difficulty: ★ Est. 10 min

Restart the device

Restart the device and retry the update.

Source: JBL support — speaker troubleshooting Confidence: 80% Verified Aug 9, 2026

Difficulty: ★ Est. 3 min

Replacement parts for the JBL Wave Buds

JBL Wave Buds Replacement Battery JBL Wave Buds Mounting Bracket JBL Wave Buds Power Adapter JBL Wave Buds Faceplate

← All JBL Wave Buds error codes

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