The Android Auto split-screen update lets you use multiple apps simultaneously. Update the Android Auto app to start using split-screen mode. Here's how it all works.
Android Auto split-screen tests a much-needed layout tweak
User's Manual
Android Auto updated / 10.5 / split screen : r/rav4club
How to enable split screen : r/AndroidAuto
Android Double Din Car Stereo Radio Wireless CarPlay & Wireless Android Auto, 7in Touchscreen Head Unit with Dual Bluetooth, Split Screen, DSP, AHD Backup Camera, GPS/USB/AUX/SWC/AM/FM/RDS/Subwoofer : Electronics
Get Android Auto With Split-Screen Layout (Coolwalk UI) - Techtrickz
Google's split-screen Android Auto revamp is rolling out now
Android Auto Tweak Puts You In The Driver's Seat – channelnews
How To Update Android Auto Coolwalk Split Screen Watch Map & At The Same Time
Android Auto Updated with New Look Split Screen & Assistant Features
How to use Android Auto's split-screen interface
Google's new split-screen look for Android Auto is rolling out to everyone - The Verge
split screen on OEM android auto (wireless) - Forums