If possible, upgrade to a custom ROM like LineageOS 14.1 (Android 7.1) or 16 (Android 9) for better modern support. But for dedicated tasks (offline GPS, music player, dedicated e-reader), a properly configured KitKat device with Play Services 23.30.99 remains functional.
: Facilitates account authentication, contact synchronization, and access to privacy settings. Enhanced App Experience google play service android 442 install
Install the downloaded file directly to restore functionality. Rooted Devices/Custom ROMs If possible, upgrade to a custom ROM like LineageOS 14