Basic system functions like calls, email, and Google Maps (navigation) may still work. Some "Lite" versions of apps (e.g., Facebook Lite) might still be functional through side-loading.
Older versions like 13.2.80 or 4.2.42 are often required because modern versions no longer support API Level 17 (Android 4.2.2). Specific downloads are available through APKMirror . play storeapk for android 422 work