How do I activate my Roku for free?

https://tabellaesupport.microsoftcrmportals.com/forums/general-discussion/ae53b0ed-adc9-ef11-a81b-0022489f0209https://tabellaesupport.microsoftcrmportals.com/forums/general-discussion/ae53b0ed-adc9-ef11-a81b-0022489f0209