With this mod, you will not have any problems with reassigning button binds. Now you can put one button on several actions, and everything will work. Very useful modification, isn’t it? Try it yourself, it works!
How to install Key Bindings Overhaul
- Download and install Minecraft Forge
- Download mod
- Unzip it and copy to C:\Users\User_Name\AppData\Roaming\.minecraft\mods