Sekulithuba elide sathetha ngesabelo se-iOS 9 kwizixhobo ezihambelanayo, kuba ixesha elithile ngoku, ipesenti yokwamkelwa ayizange inyuke nancinci. Inxalenye yetyala okanye ingxaki kukuba Kukho abasebenzisi abaninzi abaye baqhubeka bengafuni ukuhlaziya ngenxa yeengxaki zokusebenza eziye zafunyanwa yi-iOS 9 ibangele kwezinye izixhobo ezifana ne-iPad 2 kunye ne-iPhone 4s. Nangona iinguqulelo zamva nje ziphucule ukusebenza, inyani yeyokuba nge-iOS 8 ukusebenza kumanzi. Ngokuchanekileyo ezi zixhobo zishiywe ngaphandle kuhlaziyo lwe-iOS 10.
Yonke into ibonakala ibonisa ukuba Inani lokwamkelwa komntwana we-iOS 9 liya kuhlala likwipesenti yokwamkelwa kwangoku, i-86% ngokwamanani amva nje athunyelwe nguApple kwi-portal yomphuhlisi. Le pesenti iphezulu noko, inyuke nge-2% kuphela ukususela ngo-Epreli, iya kuvumela i-iOS 9 ukuba iphinde idlule inguqulo yangaphambili, i-iOS 8. Ukuze ufumane idatha yokwamkelwa, i-Apple ixhomekeke kutyelelo olwenziwe abasebenzisi kwi-App Store, ngo. apho ihlalutya uguqulelo lwesoftware oluchanekileyo kunye nemodeli yesixhobo, ulwazi lwamva, olunokupapashwa kunye neenkcukacha zepesenti ye-iOS 9, ubuncinane ukwanelisa umdla wabasebenzisi abaninzi.
Ngexesha lokukhutshwa kwe-iOS 9, inguqulo yangaphambili, iOS 8, yayikwi-85% yezixhobo ezixhaswayo. Ukusukela ngaloo mhla ukuya phambili, asisayazi ukuba izinga lokwamkelwa kolu guqulelo lwe-iOS liyakhula okanye lihleli kwipesenti enye kuphela. Nangona kunjalo Ezi pesenti ziphezulu kakhulu xa kuthelekiswa ne-Android kunye noguqulelo lwayo lwamva nje lweMarshMallow efumaneka kwi-13% yezixhobo ezikhoyo ngoku kwimarike.