Need Help Reestablishing an Original Setting

I started to fiddle around to make v10 work before I read everything and need help getting back to square one.
In the "PT Configuration" tab on the "Auto Import" tab page, what is the name of the default hand history directory file ?
Thank you
In the "PT Configuration" tab on the "Auto Import" tab page, what is the name of the default hand history directory file ?
Thank you