Installing the APK is half the battle. Because 4.4 is deprecated, you will face three common "end-of-life" issues:
Q: Can I uninstall Google Play Services APK? A: No, Google Play Services APK is a system app and cannot be uninstalled. android 4.4 google play services apk
: This is typical on KitKat when the cache partition is full. Boot into recovery and wipe cache partition (not data). Then reinstall the Play Services APK. Installing the APK is half the battle