For optimal performance, NVIDIA recommends using high speed Class 10 or UHS-1 SD card storage or higher. For USB storage, NVIDIA recommends a USB 3.0 hard drive. If your external storage is too slow, your device will warn you during the adoption process. If you encounter this dialog, we recommend upgrading to a faster storage.
Recommended Storage Speed When Adopting Storage on SHIELD
Updated 09/29/2021 01:02 PM