Help How do I change my Save file (mac)

I need some help, I know where my save file is but when I start up Pokemon X it goes back to the beignning. So I read some forums and know what to do. But I am on a Mac and I do not know how to change my save file. Please help.

In order for us to provide better support, we need to see the log generated by Citra. This guide will walk you through how you can obtain the log file: How to Upload the Log File.