Minecraft Launcher

1. Find the mod or mods you want to add from the list of Fabric mods on Modrinth

2. Click on Versions

3. Click on Download next to the latest version compatible with Fabric and Minecraft. A jar file should be downloaded

4. Open the Minecraft Launcher

5. Select the Fabric installation

6. Click on Folder button

7. Copy the jar file you downloaded in step 3 to the mods folder

8. Launch the instance. Minecraft should open up

9. If you can see the newly installed content in the Mod Menu, you're done!