Android 4.4.2 — это операционная система 2013 года. Она . Современные версии Firefox (основанные на движке Fenix) не работают на KitKat. Даже если вы установите последнюю совместимую версию, она будет устаревшей (2016-2017 года).
Since this version cannot be found on the modern Play Store for KitKat devices, you must "sideload" the file: firefox android 4.4 2 apk скачать
At least 384 MB (1GB recommended for better performance). Android 4
r/firefox Firefox for Android 68.4.2 System Requirements Requirements * 50 MB internal storage. * 384 MB of RAM. * display at least 320 pixels high and 240 pixels wide. Firefox Firefox for Android 68.4.2 System Requirements Operating systems. Android 4.1. Above versions. Requirements. 50 MB internal storage. 384 MB of RAM. display at least 320 pixels h... Firefox Firefox for Android - Wikipedia The Firefox for Android Beta channel was migrated to the Fenix branch in April 2020, and it was officially released to the stable ... Wikipedia Template:Firefox for Android release compatibility - Wikipedia Table_title: Template:Firefox for Android release compatibility Table_content: header: | Operating system | | Latest stable versio... Wikipedia Firefox for Android - Wikipedia * Android, arm-v7a: 63.48 MB. * Android, arm64-v8a: 69.53 MB. * Android, x86-64: 70.25 MB. Wikipedia 5 sites What is the last Firefox version for Android 4.4 Kitkat? - Mozilla Support May 3, 2022 — * 384 MB of RAM