For Android 4.2.2 (Jelly Bean), modern versions of the official Tor Browser APK are not compatible, as they generally require Android 5.0 or higher.
Q: Can I install the .xpi Tor extension in Firefox for Android 4.2.2?
A: No. The old Firefox for Android (v48) does not support the modern Tor extension. Even if side-loaded, the extension APIs are missing. tor browser apk for android 4.2.2
Architecture: Ensure you download the arm-v7a variant, as most devices from that era use this processor type. Where to Download For Android 4
Tor Browser 60.7.0: This is one of the last official builds compatible with Android 4.1+. The old Firefox for Android (v48) does not
Enable Unknown Sources: Go to Settings > Security and toggle on "Unknown Sources" to allow installation of APKs outside the Play Store.