YouTube for Android 4.1.2 Jelly Bean: How to Download from Uptodown
Open the mobile website in a lightweight browser. youtube for android 4.1 2 uptodown
The Galaxy S III has a quad-core Exynos chip, but the eMMC storage degrades over time. Consider flashing a lightweight custom ROM (like LineageOS 14.1) to improve speed. YouTube for Android 4