- Loaders
- Legacy FabricOrnithe
- Downloads on Modrinth
- 1.7K
- Followers on Modrinth
- 1
- versions
- 2
- Updated
- April 18, 2026Apr 18
- Published
- in 2026
At a glance
Install in the game only; not needed on the server
netfix
netfix is a compatibility mod that resolves networking issues caused by the outdated version of Netty in older Minecraft versions.
Support
Support is offered in our Discord server.
What It Does
netfix backports modern Netty (version 4.2.12, to be precise) in order to fix these issues. It also implements features from https://github.com/Fallen-Breath/fast-ip-ping.
What It Fixes
If you're experiencing unexplained connection issues, crashes related to networking, or server pinging not working properly, netfix may resolve them instantly.
FAQ
How to install netfix?
Install Legacy Fabric for your Minecraft version, download netfix for the same version and loader, put the file into the mods folder and launch the game with the loader profile.
Which Minecraft versions does netfix support?
netfix has builds for Minecraft 1.8.9.
Is netfix needed on the server?
Client only — no need to install it on the server
