Client Name Changer Tutorial
Welcome to Client Name Changer!
This mod lets you replace the default Minecraft client name with your own custom name. You can personalize the title screen, window title, and other supported UI text without editing any code.
How to Use
- Install the mod in your "mods" folder.
- Launch Minecraft once.
- Open the "config" folder.
- Open "customname.json".
- Change the value of "clientName" to any name you want.
Example:
{ "clientName": "Lazyy" }
- Save the file.
- Restart Minecraft.
Your custom name will now appear in the supported places throughout the client.
Notes
- Client-side only.
- Does not change your Minecraft account username.
- Does not affect multiplayer compatibility.
- Works with any custom name you choose.
Enjoy customizing your Minecraft client!
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.11
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as CustomName.jar — drop this file into the mods folder
- Download size: 8 KB
- Download link checked 24 Aug 2026 — working
These come from our own check of the pack file, not from the source page.