How can i make it so that minecraft is in an expanded window when i open it?

[night lagoon]

Don't ping staff, also you can just go into settings of the profile or just global settings

In the bottom of screen < way there is a settings button go down till u see window size, edit it

i don't know test some figure it out

oh wait

there's a button next to it that says fullscreen

turn it on

[night lagoon]

its in modrinth directory