Update T-Mobile Galaxy S3 T999 to Android 5.1.1 FlexOS Lollipop Custom Firmware

FlexOS is a wonderful ROM for those who like to play with their devices. This ROM offers a plenty of customisation options and rock solid stability as well. It brings Android 5.1.1 Lollipop on T-Mobile Galaxy S3 T999. It has FlexControl which lets you set everything under one setting menu, headsup customisation and animation control […]

Update T-Mobile Galaxy S3 T999 to Android 5.1.1 CyanogenMod 12.1 Lollipop Alpha Custom ROM

Android 5.1.1 Lollipop started rolling out a few days back and here is a custom firmware supporting it and can be installed on T-Mobile Galaxy S3 T999. This ROM is actually bug free and all the functions are working properly. This is great custom firmware for T-Mobile Galaxy S3 users because T-Mobile won’t be releasing […]

How to Install T-Mobile Galaxy S3 T999 Android 5.0.2 Lollipop LiquidSmooth Custom Firmware

This is an unofficial version of LiquidSmooth custom firmware for T-Mobile Galaxy S3 T999. This firmware is based on latest Android 5.0.2 Lollipop. It also includes some Official LiquidSmooth features which are included in their nightly releases. If interested in Android 5.0.2 for other phones, check out our new Custom ROMs section. You also get […]

Install Android 5.0.2 Cyanide-L on T-Mobile Galaxy S3 T999 Lollipop Custom ROM

Cyanide-L is a custom firmware which brings Android 5.0.2 Lollipop on T-Mobile Galaxy S3 T999. Enjoy the most latest Android iteration to date. Enjoy the most anticipated Material Design and a buttery smooth Android experience like never before. It is not likely that T-Mobile will release an official update for this device, so as of […]

How to Install AICP Android 4.4.4 on T-Mobile Galaxy S3 T999 KitKat Custom ROM

AICP is known by someone as Ice Cold Project that started on Desire HD and since than evolved as a mature rom with the BEST community you can find! Rom has always been AOKP based so expect all AOKP goodies + new additions. If there are any bugs, either we will sort them or AOKP […]

Update T-Mobile Galaxy S3 T999 to Android 4.4.4 C-RoM KitKat Custom Firmware

C-RoM for T-Mobile Galaxy S3 SGH-T999 is based on Android 4.4.4 KitKat firmware, directly built from the AOSP sources. This ROM keeps the stock Android 4.4.2 KitKat look and UI as created by Google, there are no fancy animations or transitions but includes some really amazing customization options so that you can make the device […]

How to Install SlimKat Android 4.4.4 on T-Mobile Galaxy S3 T999 KitKat Custom ROM

T-Mobile Galaxy S3 T999 Android 4.4.4 KitKat custom firmware is now available for download as a SlimKat custom ROM. Samsung won’t be releasing the official Android 4.4.4 firmware update any time soon for this phone, but that doesn’t stop developers from porting it to this Android phone. If interested in Android 4.4.4 for other phones, check […]

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