Abafana kwiFirefox basanda kukhulula uhlaziyo olutsha kwibhrawuza yabo, befikelela kwinombolo yenguqulo 52, inguqulelo eya kuba yeyokugqibela ehambelanayo neWindows XP kunye neWindows Vista. Bayanda abavelisi bayeka ukuxhasa iinguqulelo ezindala zeWindows, kubandakanya iXP kunye neVista. Isizathu sokuyeka inkxaso kukuba azisakhuselekanga kwaye amanyathelo amatsha okhuseleko akanakuphunyezwa, ngoko ke banyanzelekile ukuba balahle inkqubo yokusebenza.
Kodwa ngokungafaniyo nabanye abaphuhlisi, nangona inombolo ye-52 yeFirefox iyeyokugqibela eya kuhambelana neWindows XP kunye neWindows Vista, isiseko seMozilla siya kuqhubeka nokukhulula uhlaziyo lokhuseleko kwiikhompyuter ngezi nkqubo zisebenzayo, kodwa imimangaliso ayinakwenziwa, uninzi olucetyiswayo kukuqala ukucinga ngokuhlaziya iqela lethu okanye uzame ukubona ukuba kunokwenzeka ukuyihlaziywa ukuya kuyo Windows 7 okanye, ukusilela, ukuya Windows 10, inguqulelo yamva nje ekhoyo evela kuMicrosoft kwindawo yeWindows.
Okwangoku asazi ukuba kuya kukhulula ixesha elingakanani uhlaziyo lokhuseleko, kodwa kucingelwa ukuba baya kuqhubeka bekwenza oko nje banokuphunyezwa kwi-XP kunye ne-Vista. Xa kufika ixesha apho akunakwenzeka ukwenza oko, uhlaziyo lokhuseleko luya kuyeka ukufika. Okwangoku iFirefox sisikhangeli sesithathu esisetyenziswa kwihlabathi liphela, emva kweChrome enamandla onke kunye neMicrosoft Explorer naphambi nje kweMicrosoft Edge.
Phakathi eyona miba mitsha yolu guqulelo lutsha Sifumana ithuba lokuvumelanisa iithebhu kwezinye izixhobo, i-multiprocessor iphuculwe izixhobo ezineWindows 8 kunye ne-10 kwizixhobo ezinesikrini sokuchukumisa, inkxaso yeeplagi zeNPAPI iphelile, kwaye njengoko ndiphawule kweli nqaku kukugqibela. inguqulelo iyahambelana Windows XP kunye Windows Vista.