While waiting to set up Play Store, you can use alternative app stores:
Installing Google Play Services on KitKat today isn't as simple as hitting "Update" in the store. Many modern apps now require at least Android 5.0 (Lollipop) or higher. Without a working version of Play Services, core apps like Gmail, YouTube, and Maps may crash or refuse to sign in. How to Install and Update Manually google play service android 442 install
Even if you successfully sideload Play Services 20.9.xx onto Android 4.4.2, the system is . Why? While waiting to set up Play Store, you
: Manually installing or updating system apps like Google Play Services can potentially cause issues with your device or apps if not done correctly. Proceed with caution. core apps like Gmail