ChatResizer
Adjustable Chat box size.Details
ChatResizer Simple Mod to finally let you resize that chat box
Grab the ChatBox's drag icon and use either "middle mouse button" or "Shift+Left Mouse Button" to adjust the chat box's size
install: drop the ChatResizer.dll in the BepInEx/Plugins folder and youre good to go mod will remember the last resize values so you do not need to resize each login.