As of August 2023, the official YouTube app requires Android 6.0 (Marshmallow) or higher. If you try to install the app from the Google Play Store on Android 4.4.2, you will see a "Your device isn't compatible with this version" error. Even if you sideload an older APK, the app will eventually refuse to open or crash, citing security updates.

Is your old phone running Android 4.4.2 showing "YouTube won't open" or "Update Google Play Services"? Here is the truth: Google has ended support for KitKat.

Title: YouTube on Android 4.4.2 KitKat: What You Need to Know in 2026