The port maps perfectly to the PS Vita's physical layout. It supports dual-analog control for driving and shooting. For buttons missing from the Vita (like L2, R2, L3, and R3), the game utilizes the rear touchpad or the front touchscreen, which can be configured in the options menu.

Ensure kubridge.skprx and fd_fix.skprx are in your tai folder.

I can provide targeted troubleshooting steps for your console. Share public link

Create a folder on your Vita memory card located at ux0:data/gtasa/ .