In the repository's search bar, look for YouTube 14.43.55 .
The modern YouTube app generally requires Android 8.0 (Oreo) or higher. 📦 Last Compatible YouTube APK Versions Youtube Android 4.4 4 Download Apk
Downloading YouTube APK for Android 4.4.4 KitKat: A Complete Guide In the repository's search bar, look for YouTube 14
Change the version number value from 13.50.52 to a modern version (such as 19.10.35 ). Save the file, force-stop the YouTube app, and reopen it. Best Lightweight Alternatives for Android 4.4.4 In the repository's search bar