Note: Exact steps vary by mod. Follow the mod author’s README first; below is a general sequence.
Before you click "download," you need to choose your "flavor" of realism. Here are the community’s top recommendations:
For this example, let's download GTA: SA Redux, a popular choice for realistic graphics: download gta san andreas realistic graphics mod
Never replace original game files again.
You don't want a realistic Los Santos with a low-poly, clay-handed CJ. Note: Exact steps vary by mod
Some mods come with configuration files that allow you to tweak the graphics settings to your liking. This might involve adjusting resolution, texture quality, and lighting effects.
Here is the exact sequence to achieve the "Realistic Graphics" you see in YouTube thumbnails. If the mod uses ReShade:
You will need: