Kwa nsanja ya Android losindikizidwa kutulutsidwa kwa msakatuli woyeserera Kuwona kwa Firefox 5.2, yopangidwa pansi pa code Fenix m'malo mwa Firefox ya Android. Nkhaniyi idzasindikizidwa m’katalogu posachedwapa Google Play (Android 5 kapena mtsogolo ndiyofunika kuti igwire ntchito). Komanso, kuyambira ndi Firefox 77, mtundu wa beta wa Firefox wokhazikika tsopano zoperekedwa amamanga potengera Firefox Preview 5.x (Firefox 77 Beta ya Android ndi yofanana ndi Firefox Preview 5.1).
Kuwonetseratu kwa Firefox amagwiritsa Injini ya GeckoView, yomangidwa paukadaulo wa Firefox Quantum, ndi malaibulale angapo Mozilla Android Components, zomwe zimagwiritsidwa ntchito kale kupanga asakatuli Yang'anirani Firefox и Firefox lite. GeckoView ndi mtundu wina wa injini ya Gecko, yopakidwa ngati laibulale yosiyana yomwe ingasinthidwe palokha, ndipo Android Components imaphatikizapo malaibulale omwe ali ndi zida zokhazikika zomwe zimapereka ma tabo, kumalizidwa kolowera, malingaliro osakira ndi mawonekedwe ena asakatuli.
Batani lowonekera lawonjezeredwa ku bar adilesi kuti mutsegule tsambalo mumayendedwe owerenga (owerenga kale adayitanidwa kuchokera pamenyu ndipo sizinadziwike ngati adathandizidwa ndi tsamba lomwe lilipo).
Yayatsa chiwonetsero champhamvu cha bar yolowera pansi.
Ku tabu kusintha mawonekedwe anawonjezera kuyimba mwachangu kwa menyu yankhani.
Zowonjezedwa kuthekera koyambitsa kulunzanitsa mindandanda yama bookmark ndi mbiri pogwiritsa ntchito mawonekedwe a "shift down".
Kuphatikiza apo, zitha kuzindikirika kutuluka m'mapangidwe ausiku a Firefox, omwe adzakhala ngati maziko a kumasulidwa kwa Firefox 79, "za: zokonda#zoyesa" masamba omwe ali ndi mawonekedwe othandizira zoyesera, zofanana ndi za: mbendera mu Chrome. Kuti mutsegule mawonekedwe atsopano, njira ya "browser.preferences.experimental" imaperekedwa mu about:config.