Version 5.9.0.13 — Youtube
This version does not support modern TLS 1.3 protocols in some cases. While your video stream is encrypted, your login token could theoretically be intercepted if you use public Wi-Fi. on a public network using this version.
Modern YouTube uses huge thumbnails with autoplaying previews. Version 5.9.0.13 used static, clean cards. The video title was smaller, the channel name was easily visible, and the "Thumbs up/down" buttons were prominent below the video window—not hidden in a three-dot menu. youtube version 5.9.0.13
While most users should stick to the modern client for compatibility, keeping the APK file of 5.9.0.13 on an SD card is a wise move for any Android archivist. On a rainy day, when your modern flagship is dead and you pull out a dusty Galaxy S4 from a drawer, this version will still boot, still stream, and still spark joy. This version does not support modern TLS 1