Add Button to the Multiplayer screen

[HNP_Arda]

Hi,

im trying to make an extra Button in the Multiplayer screen that can be turned on and off but how can i do that when i cant edit the GuiMultiplayer class?

Edit: The mod is for the MC Version 1.12.2 and Forge Version 14.23.5.2854

 

Edited December 26, 2021 by HNP_Arda