You can adjust the hands-free system to your desired settings.
"Phone Settings" screen
Go to "Phone Settings": "MENU" button → "Setup" → "Phone"

Sound settings


Display settings


■ To return to the default volume settings Move the controller to the left and then select "Default".
Using a Bluetooth phone
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PhonebookLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Steering Column Assembly: Reassembly
REASSEMBLY CAUTION / NOTICE / HINT NOTICE:
Do not drop the power steering ECU assembly, strike it with tools or subject it to impacts.
If the power steering ECU assembly is subjected to an impact, replace it with a new one.
Do not pull the wire harness.
Do not allow any moisture to come int ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Telematics System: Operation Check
OPERATION CHECK DCM OPERATION HISTORY HINT:
This function shows the telematics network status when the DCM (telematics transceiver) was operated. Use this when no DTC is present but this telematics system was unable to connect to the call center. This symptom may occur if cell phone signal streng ...