Overview
This is a guide of how to make the game in borderless window!
The basics
1.Go to your library and press right click on the game “Island saver”
2. Now click the “properties”
3.Now press on the “SET LAUNCH OPTIONS”
4. Now type “-popupwindow” and click “OK”
5. Now you can open the game an it will be automatically in borderless window!
Attention
This worked for me, I don’t really know if it will work for everyone but don’t worry nothing bad will happen! Trust me.