Whether a Volkswagen original tachograph needs to be connected every time depends on your vehicle configuration and usage habits.
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If your vehicle is equipped with an original Volkswagen tachograph and is equipped with wireless connectivity, such as Wi-Fi or Bluetooth, you can choose whether you want to be connected every time. If you want to view the dashcam picture or set it in real time, you can keep the connection status; If you don't need to view or set up in real time, you can disconnect when you don't.
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If your vehicle is not equipped with wireless connectivity, you will need to connect the dashcam to the vehicle via a USB cable or other means. In this case, the tachograph needs to be connected every time the vehicle is started.
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It is important to note that if your dashcam is equipped with a built-in battery, you can choose whether to charge it every time you start the vehicle. If you want the dashcam to still work when parked, you can choose to charge it; If you do not need the dashcam to work while parked, you can choose not to charge it.