Because modern Play Store versions require Android 6.0 or higher, you must download a specific legacy version designed for API 19 (KitKat).
You must guide users to enable external installations by navigating to -> check the box for Unknown Sources Safe Repositories: Direct users to safe, community-vetted mirrors like Option 2: Use a Working Legacy Play Store Version play store download apk android 4.4.4
While it’s great to keep old hardware running, remember that Android 4.4.4 is no longer receiving security patches. Avoid using sensitive apps like banking or primary email accounts on legacy devices, as they are more vulnerable to modern security threats. Because modern Play Store versions require Android 6