Updating the infotainment system in a BMW E70 to include Android Auto functionality typically involves installing an aftermarket head unit that supports Android Auto. Here's an overview of the process:

Research Compatible Head Units: Look for aftermarket head units that are specifically designed to work with bmw car navigation system models and offer Android Auto functionality. Ensure that the head unit you choose is compatible with your vehicle's wiring and dashboard design.

Purchase the Head Unit and Necessary Accessories: Along with the head unit itself, you may need additional accessories such as wiring harnesses, mounting brackets, and adapters to facilitate the installation.

Disconnect the Battery: Before starting any installation work involving electrical components, disconnect the car battery to prevent any potential short circuits or electrical damage.

Remove the Factory Head Unit: Carefully remove the trim surrounding the factory head unit and then uninstall the head unit itself. This typically involves removing screws, clips, and connectors.

Install the Aftermarket Head Unit: Follow the manufacturer's instructions provided with the aftermarket head unit to mount it securely in place and connect all the DRIKSWVE Android 13 Wireless Carplay & Android Auto Screen with Snapdragon 665 8 Core Multimídia Automotiva Car Stereo for 3 Series 4 Series F30 F31 F32 F33 F34 F35 F36 CIC NBT EVO 2010-2018 Year necessary wires and cables. Pay close attention to wiring diagrams to ensure correct connections.

Test the System: Once the head unit is installed, reconnect the car battery and test the system to ensure that it powers on and functions correctly. Test features such as audio playback, touchscreen responsiveness, Bluetooth connectivity, and Android Auto compatibility.

Configure Android Auto: If the aftermarket head unit supports Android Auto, you'll need to configure it to work with your Android device. This typically involves connecting your device via USB and following the on-screen prompts to set up Android Auto.

Finalize Installation: Once you're satisfied that everything is working correctly, reassemble any trim pieces that were removed earlier and ensure that they fit securely.

Optional: Professional Installation: If you're not comfortable installing the aftermarket head unit yourself, you may opt to have it installed by a professional car audio technician.

By following these steps, you should be able to update the infotainment system in your BMW E70 DRIKSWVE Android 13 Wireless Carplay & Android Auto Screen with Snapdragon 665 8 Core Multimídia Automotiva Car Stereo for 3 Series 5 Series E60 E63 E64 E90 E91 E92 E93 F10 F11 OEM without Monitor CCC CIC NBT EVO 2004-2017 Year to include Android Auto functionality. Keep in mind that modifying your vehicle's electronics may void warranties, so it's essential to consider this before proceeding with the installation.