A: Yes. If rooted, you can manually push the APK to /system/priv-app/GoogleServicesFramework/ and set permissions to 644. But this is riskier and not needed for most users.
A: Yes. Google Play Services updates silently in the background for a few modules. The version shown in Settings > Apps might be lower than the APK you installed, but critical components are updated. Conclusion: You’ve Breathed New Life Into Your KitKat Device Manually downloading and installing the correct Google Play Services APK for Android 4.4.2 is a technical but entirely achievable task. By following this guide—verifying your CPU architecture, sourcing the APK from a trusted mirror like APKMirror, and methodically troubleshooting errors—you can restore functionality to your legacy device.
PC, USB cable, ADB & Fastboot tools installed.