Google discontinued support because active users on KitKat dropped below . Maintaining support for a decade-old OS prevented developers from implementing modern security improvements and new API features that the older hardware cannot handle. Using APKPure for Legacy Downloads
If your device is stuck in an "update required" loop or the Play Store is inaccessible, sideloading a compatible APK from APKPure is a common workaround. Google Play Services For Android 4.4 2 Apkpure
Here is the exact process to install .