Maps ?
Maybe you resize the column and save it ? right click on columns select select "use column set" select [Default] and it will resize them
If file selections is toggled using right button is used on a file item, then you probably selecte "commander styled" setup at first start. You probably want the Windows Explorer styled mouse/key setup . To change that go to Menu > configuration > Quick Look'n'Feel setup then select "Windows Explorer Compatibility look'n'feel'