Installing Android Auto (and Apple Carplay) on a 2015 Toyota Prius

Installing a new head unit on the 2015 Toyota Prius Persona Edition This car has a stock touch screen nav stereo system with XM radio. The replacement was designed for a different model but with a harness works fine. Link (affiliate) to the head unit I bought: https://amzn.to/3BVlvOB Link (affiliate) to the harness: https://amzn.to/4hDbzc1 Updated video about microphone choice and placement:    • Upgrading the mic on Prius android auto he...   Key parts of the video: 0:25 Start of the installation 1:25 Removing the trim 2:41 Removing the stock head unit 3:21 Disconnecting the head unit wires 4:10 Identifying the connectors for your head unit (so you buy right harness) 4:25 Connecting the harness to the car 6:20 Connecting the harness to the new head unit 8:19 Testing the system 9:30 Installing the GPS antenna 10:00 Installing the trim 11:37 Turning on with trim installed 11:59 Working with a cheap head unit manufacturer 13:11 How installing the stock brackets might have helped brace the head unit 13:38 No Sirius XM? If you have the app no problem 14:07 Cheap Android Auto without manufacturer interface 15:01 Reversing the steering wheel media controls 16:26 Final thoughts