A proper (often a .pnach file) converts the game to "Hor+." This expands the horizontal view, showing more of the environment on the sides while keeping the vertical view intact. This is essential for:
If you want to enable the patch specifically for God of War :
Advanced patches even allow for 21:9 or 32:9 ratios for an immersive experience. 2. How to Enable Widescreen Patches in PCSX2
In the or Enhancements tab, look for the checkbox labeled "Enable Widescreen Patches" and check it.