Glad to hear it. I'm amazed at how much of a difference various strings can make on a ukulele. Sometimes the cure for UAS is simply trying different...
I see that there is a Moore Bettah auction now at HMS, and though I won't be a bidder, I enjoy watching those, and most especially, I enjoy listening...
No, I've had the ukulele for a couple years, and have used other strings successfully. All had a thicker A string, though, so I think it's as simple...
I use Soundslice. Relatively shallow learning curve but you have to move to a paid plan to be able to print natively. I suppose you could screenshot...