To understand the importance of the Graphics Patch, one must first understand the platform it modified.
As the modding community grew, so did the patches. Exagear Graphics Patch
In this article, we will dissect what the Exagear Graphics Patch is, why you need it, how to install it correctly, and which games benefit the most. To understand the importance of the Graphics Patch,
Do not launch the app yet. Install the base APK and place your game ISO or installer folder into Internal Storage/Exagear/ . Do not launch the app yet
ExaGear and Graphics Patch v9.0. Pre-release. Fix Logo OpenGL + Remove Mod. Fix Logo DirectX 4.5. Fix DirectX old and OpenGL old + Windows games with Exagear Desktop - Raspberry Pi Forums
Many patches require you to move specific .dll files (like d3d9.dll or opengl32.dll ) into the C:\Windows\System32 folder inside the Exagear environment.