File Name- Francium-client-mod-fabric-1.20.4.jar Fixed

Open your Minecraft directory (usually %appdata%\.minecraft on Windows).

Even with the correct File name- Francium-Client-Mod-Fabric-1.20.4.jar , issues can arise. Here is how to solve them. File name- Francium-Client-Mod-Fabric-1.20.4.jar