With Android 11 for the original Shield TV, Nvidia is about to set an Android update record. The Android 11 based Shield Experience 9 will be available for the Shield TV 2019
SHIELD Software & Firmware Upgrade V9.1 | NVIDIA
Nvidia Shield Android Tv Pro – Agiza Online
Amazon.com: NVIDIA SHIELD Android TV Pro Streaming Media Player; 4K HDR movies, live sports, Dolby Vision-Atmos, AI-enhanced upscaling, GeForce NOW cloud gaming, Google Assistant Built-In, Works with Alexa : Everything Else
How to Downgrade Nvidia Shield TV to Android 9 - DroidWin