Subaru STARLINK Manual page 56

Bluetooth® SETTINGS
NOTE
If your cellular phone does not support HFP, registering the Bluetooth phone or using PBAP, MAP or SPP profiles individually will not be possible.
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If the connected Bluetooth phone/device version is older than recommended or incompatible, the Bluetooth phone/device function may not work
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properly.
If the application is not running smoothly or is unstable, disconnect and reconnect the Bluetooth phone/device via Bluetooth (→P.60) and/or USB
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cable (→P.45). If the problem continues, reboot the Bluetooth phone/device.
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