Njengokujwayelekile, abafana baseCupertino bavame ukusebenzisa ngokunenzuzo izinsuku zokuqala zesonto ukwethula ama-betas amasha, ama-betas ezinhlelo eziningi ezisebenza inkampani esekwe eCupertino. Kwesinye isikhathi ikhipha ama-betas azo zonke izinhlelo zayo zokusebenza ndawonye, noma kwezinye izikhathi, igxila kuphela ekukhipheni ama-betas amanye awo, hhayi wonke. I-Apple ikhishwe izolo i-beta yesithathu ye-tvOS 10.2.1 ngaphezu kwe-beta yesithathu ye-macOS 10.12.5, amanye ama-betas agxile ekwenzeni ngcono ukusebenza nokuphepha kwamadivayisi.
I-beta yesithathu yabathuthukisi be-tvOS 10.2.1 isiyatholakala manje, i-beta engakaze itholakale kubasebenzisi abayingxenye yohlelo lwe-beta lomphakathi, njenge-watchOS, ikakhulukazi ngenxa yobunzima obubandakanyekile ekufakeni womabili amadivayisi, ikakhulukazi kuma-watchOS, device lapho okwamanje ingekho indlela yokwehlisela phansi uma ngabe idivayisi ikhombisa ukungasebenzi kahle uma i-beta isifakiwe, okungasiphoqa ukuthi siye esitolo se-Apple ukuze sikwazi ukusebenzisa le divayisi futhi.
Okwamanje, futhi ngokuya ngemininingwane yale beta, i-tvOS 10.2.1 igxile kulungiso lwe-bug olujwayelekile kanye nokwenza ngcono ukusebenza. Kungenzeka kakhulu ukuthi ezinyangeni ezimbili ngaphambi kwe-MWC, i-Apple izogxila kuphela ekwethuleni izibuyekezo ngendlela yokuthuthukiswa kokusebenza nokunye okunye, ishiye izindaba zenguqulo elandelayo ye-iOS, i-tvOS, i-watchOS kanye ne-macOS esingakwazi ukuyenza enkulumweni yokuqala Yenkomfa Yonjiniyela, ngemuva kwalokho, Abathuthukisi kuphela abangaqala ukulanda nokufaka i-beta yokuqala yalezi zinhlelo zokusebenza ezintsha. Kuzofanele silinde amasonto ambalwa ukuthi uhlelo luka-Apple lomphakathi lwe-beta luqale futhi, lapho ukuzinza kwama-betas okuqala sekuthuthuke kakhulu.