Client Update Suppressor [CUS]

Allows you to Suppress Block Updates on Client Side for Online Server with Plugins like Nexo, Itemsadder and Oraxen

833 Downloads

fabricdecorationgame-mechanicsutility

Rent Server with this Mod

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About this Mod

Client Update Suppressor [CUS]

This mod Suppresses Blockupdates on the Client-Side to make a Smoother Experience on Servers with Blockstate Replacements for Custom Blocks with the use of Plugins like Nexo, Itemsadder and
Oraxen

To use it just Install it and join on Servers with Custom Blocks and from now on the flickering when breaking custom blocks is gone.

Available Versions

Client Update Suppressor [CUS] 1.1-21.8release

MC 1.21.8, 1.21.9fabric

October 1, 2025

Client Update Suppressor [CUS] 1.1-21.7release

MC 1.21.7fabric

August 2, 2025

Client Update Suppressor [CUS] 1.1-21.6release

MC 1.21.6fabric

August 2, 2025

Client Update Suppressor [CUS] 1.1-21.5release

MC 1.21.5fabric

August 2, 2025

How to Install Client Update Suppressor [CUS] on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.9).

Install Mod

Open the mod browser in the dashboard and search for "Client Update Suppressor [CUS]". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.9, 1.21.8, 1.21.7 (+3 more)

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Client Update Suppressor [CUS] server crashes on startup – what to do?

Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.9). You can switch loaders with one click in the panel.

Is Client Update Suppressor [CUS] compatible with fabric?

Client Update Suppressor [CUS] officially supports fabric for Minecraft 1.21.9, 1.21.8, 1.21.7. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Client Update Suppressor [CUS] – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Client Update Suppressor [CUS] consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.