LagFixer.jar is an alpha file of the Minecraft plugin LagFixer⚡️Best Performance Solution! 3000+ servers! ✅ Lightweight and asynchronous!, made for Minecraft 1.20.6, 1.21.2, 1.21, 1.21.3, 1.16, 1.19.3, 1.20.2, 1.21.8, 1.18.1, 1.20, 1.20.4, 1.20.3-Snapshot and more. It was published on October 17, 2025 and is 1.8 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the LagFixer⚡️Best Performance Solution! 3000+ servers! ✅ Lightweight and asynchronous! plugin page.
How to install: Put the .jar into the plugins folder of your Paper, Spigot or Bukkit server and restart the server.
