Specifically for Snapdragon devices, it supports Turnip Adreno drivers to resolve graphical glitches and improve performance.
Unlike PlayStation 1 (ePSXe), PS2 (AetherSX2), or PSP (PPSSPP), the PS Vita’s hardware and software architecture are notoriously difficult to emulate. The Vita runs on a custom ARM Cortex-A9 CPU with a PowerVR SGX543MP4+ GPU, coupled with a unique security processor. Its operating system is a proprietary Unix-like system, and it relies heavily on the "LiveArea" interface and near-field communication (NFC) features. ps vita emulator for android bios download
: Once you have the BIOS file, you'll need to configure the emulator to use it. This usually involves pointing the emulator to the location of the BIOS file on your device. Its operating system is a proprietary Unix-like system,
PS Vita Emulator for Android: The Ultimate Guide to BIOS & Setup PS Vita Emulator for Android: The Ultimate Guide
Try lowering the internal resolution to 1x (original Vita resolution) or enabling "Double Buffer Vsync" in the settings.
: Alternatively, you might find BIOS files online, but be cautious of the source to avoid malware.