A: Yes, search for "YouTube 4.4.4 ReVanced" or "Vanced MicroG" legacy patches, but expect bugs. Let me know below if you find a working login method for this build! 👇
[Download] YouTube v4.4.4 APK (Android 4.0–4.4) – Classic Interface & Lightweight youtube version 4.4 4 apk
A: Very unlikely. Upload functions broke years ago for v4.x. A: Yes, search for "YouTube 4