app-not-syncing Troubleshooting

App not syncing on the Bluetooth 5.3 Kopfhörer, In Ear Kopfhörer Kabellos mit 4 Mic, 48H Tiefer Bass Spielzeit Wireless Earbud, LED-Anzeige, Bluetooth Ohrhörer mit ENC Noise Cancelling, IP7 Wasserdicht Kopfhörer Sport USB-C

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

The companion app does not sync with the device, often due to a network or app issue.

How to fix App not syncing

Restart the app

Close and reopen the app, and ensure the device is online.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

Difficulty: ★ Est. 3 min

Reinstall the app

Uninstall and reinstall the app to clear glitches.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

Difficulty: ★ Est. 10 min

Replacement parts for the Bluetooth 5.3 Kopfhörer, In Ear Kopfhörer Kabellos mit 4 Mic, 48H Tiefer Bass Spielzeit Wireless Earbud, LED-Anzeige, Bluetooth Ohrhörer mit ENC Noise Cancelling, IP7 Wasserdicht Kopfhörer Sport USB-C

Wasart J55 Replacement Battery Wasart J55 Mounting Bracket Wasart J55 Power Adapter Wasart J55 Faceplate

← All Bluetooth 5.3 Kopfhörer, In Ear Kopfhörer Kabellos mit 4 Mic, 48H Tiefer Bass Spielzeit Wireless Earbud, LED-Anzeige, Bluetooth Ohrhörer mit ENC Noise Cancelling, IP7 Wasserdicht Kopfhörer Sport USB-C error codes

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