Ensure your USB drive is under 32GB and formatted strictly to FAT32. Check that the files are in the root directory and not hidden inside a sub-folder.
The is a quad-core processor commonly found in budget to mid-range Android head units (1GB/2GB RAM) designed for automobiles. It acts as the "brain" of the stereo, controlling everything from Android apps to Bluetooth connectivity and steering wheel controls. Common Features of T3 P1 Units: Quad-core T3 P1 Update Download
Updates built-in apps and user interface (UI). Why You Need to Update Your T3 P1 Head Unit Ensure your USB drive is under 32GB and