Download Upd ((new)) — Gti9100 Firmware 511

Official firmware for the Samsung Galaxy S II (GT-I9100) only reached Android 4.1.2 Jelly Bean Android 5.1.1 Lollipop , you must use unofficial custom ROMs like CyanogenMod 12.1 Download Sources

• CyanogenMod 12.1 (Discontinued but stable)
• LineageOS 12.1 (The successor to CM)
• Resurrection Remix 5.5.x
• SlimLP

Select Reboot System. The first boot may take 5 to 10 minutes as the system initializes. Troubleshooting Common Issues gti9100 firmware 511 download upd

, officially peaked at Android 4.1.2 Jelly Bean. However, the developer community famously extended its life, allowing users to "update" the device to Android 5.1.1 Lollipop via custom ROMs like CyanogenMod 12.1. The Resurrection of a Legend: and Android 5.1.1 While Samsung stopped official support years ago, the Official firmware for the Samsung Galaxy S II