What does it mean when the phone and car system connection shows a low version?

Why does the car's central control screen have no sound when connected to the phone, but the phone has sound?

What does it mean when the phone and car system connection shows a low version?

Can this car's infotainment system connect to a phone via Bluetooth?

How to connect your phone to the car system?

The experience with Amap's car navigation version is quite good. However, the car system doesn't automatically connect to the phone's hotspot, and I have to manually connect it each time, which is quite inconvenient. Does anyone know the reason for this and how to solve it? Thanks!

Can the Honor phone connect directly to the car system?

Volvo S40 2.0 Smart Edition showing a "Power System Emergency Maintenance" alert, what does this mean? Is it serious?

This morning, when I started my car, it showed a fault: "Electronic shift backup activated." What does this mean? Can anyone help explain?

How to connect a Huawei phone to the car system in a 2022 HS7?

I can't connect the Bluetooth system of my 2014 Nissan Sunny with my phone. It says the key or pairing code is incorrect. Does anyone know how to connect the phone to the Bluetooth?