I received a popup notice to register my CC purchase.
Went to Adobe home page, no register link.
Did a search and followed this link https://www.adobe.com/cfusion/gpr/index.cfm?1001=&v=1&loc=en_us&email=&nf=0&promoid=DTEIN
https://www.adobe.com/cfusion/gpr/index.cfm?1001=&v=1&loc=en_us&email=&nf=0&promoid=DTEIN
And received a 404
John