Sorry to hear that, and I admire your patience, others would have quit trying already. Unfortunately I only have the license for the Android version. If you can borrow an Android device such as a Galaxy tab, then it's easy because I can post screenshots to help you get the changes in and send from your PC to the Galaxy tablet.
As it is now, I can only help you on using Ratbuddsey to enter the customized target curve data with screen shots as follow (I might have posted something similar before):
You can try to check the boxes as shown and see what happens.
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