Tekken 3 is a 4:3 game. While you can force 16:9, it may cause minor pop-in at the edges of the stage. For the most authentic "top" experience, stick to 4:3 or use a high-quality CRT shader. 2. Eliminating PS1 Jitter (PGXP)

Ensure "Sync to Host Refresh Rate" is on.

Tekken 3 is a technical marvel of its time, but on modern 4K monitors, the native resolution looks like a blurry mess.

Use Vulkan for the best balance of speed and stability.

Set to xBR or Bilinear . This smoothens the 2D UI elements and health bars without making them look "smudged."

The PlayStation 1 lacked a Z-buffer, causing textures to warp and polygons to "shiver." DuckStation’s fixes this: Enable PGXP Operation Mode: Set to Memory (Stable) .

It offers incredible accuracy, ensuring frame-perfect inputs necessary for Jin’s combos or Hwoarang’s mixups.

Ensure you are using the correct SCPH1001.bin (US) or SCPH7502.bin (EU) for maximum compatibility.