How To Register?

[itserenity]

Where do I go to register?

[Woodstock]

Register for the forum, or register your copy of MakeMKV?

Looks like you've accomplished the first... The second can be done by clicking on Help->Purchase in MakeMKV (to buy a license), then Help->Register to add the license key to your copy of MakeMKV.

The first actually takes you here: /buy/