Stop the frustration and get your heart rate monitor syncing perfectly again today.
Remove the battery for 60 seconds, reinsert it upside down for 10, then reconnect Bluetooth.
Dry skin causes impedance issues; ensure your strap is moist to maintain a stable signal.
The H10 only supports two simultaneous BLE connections; disable nearby devices to avoid signal hijacking.
Your smartphone may 'remember' stale BLE handles; forget the device in system settings and restart.
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