Wurst is a "cheating" client. Using it on public servers (like Hypixel) will likely result in an account ban . Only use it on servers where such mods are explicitly allowed or in Single Player.
Ensure no other versions of Wurst or conflicting mods are in this folder. Step 5: Launch the Game Open the Minecraft Launcher . Look for the profile named fabric-loader-1.16.5 .
If it isn't selected, click the version selector (bottom left) and choose it. Click . Troubleshooting Tips
Move the fabric-api-0.x.x+1.16.jar file into the same mods folder.