www.makemkv.com

It's what I see on Mac.

Right- I attempted that prior to posting the first time. This is what I'm met with:

Correct- that actually worked when I first purchased the license. However, since then, I can no longer seem to find the key.

The key does not show up in my email, nor anywhere I look within one my registered makemkv apps.

License type: Registered
This version expires: Never

Howdy-

I registered my (Mac) copy of MakeMKV some time ago. I was looking to install it on a new machine (windows). I searched my inbox, and I don't have anything from payproglobal. I also looked under

Help > Register, but "Register" is greyed out.

Is there another way to see my registration ...