app-not-syncing
Troubleshooting
App not syncing on the Kopfhörer Kabellos Bluetooth, Bluetooth 5.4 Kopfhörer, Tiefer Bass Ohrhörer | 4 ENC Lärmreduzierung Mikrofon, LED-Anzeige, 40 std Spielzeit, Sport In Ear Kopfhörer for Arbeit und Studium
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
Reinstall the app
Uninstall and reinstall the app to clear glitches.
Source: YouTube — repair & troubleshooting videos
Confidence: 60%
Verified Aug 9, 2026
Replacement parts for the Kopfhörer Kabellos Bluetooth, Bluetooth 5.4 Kopfhörer, Tiefer Bass Ohrhörer | 4 ENC Lärmreduzierung Mikrofon, LED-Anzeige, 40 std Spielzeit, Sport In Ear Kopfhörer for Arbeit und Studium
Btootos A90 Pro Replacement Battery
Btootos A90 Pro Mounting Bracket
Btootos A90 Pro Power Adapter
Btootos A90 Pro Faceplate
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