How to change Web Browser when using Test Suite Collection

Hi all,
I’m using Katalon 7.x and facing with the issue is when I wanting some Test Suite by Test Collection Suite, I can’t change the web browser run with to Chrome or Firefox

@trankhoa0702 You might have configured your project as Web Service not as WebUI or Generic.

You can change that from the .project file but before doing that I would recommend that you take the backup of your project in case something gets messed up.