Install Android 6.0.1 Slim6 on T-Mobile Galaxy S3 T999 Marshmallow Custom ROM

Slim6 is a new ROM for T-Mobile Galaxy S3 T999 that supports Android 6.0.1 Marshmallow. T-Mobile Galaxy S3 T999 won’t get Android 6.0.1 Marshmallow officially but all thanks to the awesome unofficial development teams, you can enjoy the latest Android OS on this device as well. This ROM is simply pure Android experience without any other non-sense features. This ROM is still in Alpha stage but still a great ROM to play with. If interested in Android 6.0.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 to Slim6 Android 6.0.1 Marshmallow custom […]

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Install Android 6.0.1 OctOS on T-Mobile Galaxy S3 T999 Marshmallow Custom ROM

Team OctOS proudly presents their latest Android 6.0.1 Marshmallow based custom firmware for T-Mobile Galaxy S3 T999. This custom firmware contains all of the features for which OctOS is known for plus there are a couple more Android 6.0.1 exclusive features. Moreover, this is a weekly ROM so some bugs may show up and we expect that these bugs will be completely rectified in the final version. If interested in Android 6.0.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 to OctOS Android 6.0.1 Marshmallow custom firmware using the tutorial below. This […]

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Update T-Mobile Galaxy S3 T999 to Android 6.0.1 CM13 Marshmallow Custom ROM

This is yet another unofficial CM13 custom firmware for T-Mobile Galaxy S3 I9300 . This is your best bet to get the latest Android 6.0.1 on your T-Mobile Galaxy S3 I9300 because this device won’t be getting an official Marshmallow update firmware. This ROM is still in its ALPHA stage and some features are not fully functional and some bugs are likely to show up which we believe will be rectified in the final version of this custom firmware. If interested in Android 6.0.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 […]

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

OctOS is a brand new emerging custom firmware and now it finally lands on T-Mobile Galaxy S3 T999. This custom firmware is filled with a lot of tweaks and enhancements making it extremely stable. Moreover, it runs swiftly on T-Mobile Galaxy S3 T999 with zero slow downs. There is a theme engine as well in case you want to change the visuals of your phone. If interested in Android 5.1.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 to OctOS Android 5.1.1 Lollipop custom firmware using the tutorial below. This is […]

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Update T-Mobile Galaxy S3 T999 to Android 5.1.1 PACMAN Lollipop Custom ROM

You can update T-Mobile Galaxy S3 T999 to Android 5.1.1 Lollipop, thanks to PACMAN Custom firmware. This custom firmware comes with great set of features and brilliant stability. There are advanced keyboard options and much much more to play with. There are some customisation features too. If interested in Android 5.1.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 to PACMAN Android 5.1.1 Lollipop custom firmware using the tutorial below. This is not an official release by Samsung, but just a custom ROM which would require a custom recovery like ClockworkMod […]

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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 are also there. Overall its a great ROM. If interested in Android 5.1.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 to FlexOS Android 5.1.1 Lollipop custom firmware using the tutorial below. This is not an […]

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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 an official Android 5.1.1 Lollipop update for this device but that doesn’t stop the developer community to port this OS to this device. If interested in Android 5.1.1 for other phones, check out our new Custom ROMs section. You can update T-Mobile Galaxy S3 SGH-T999 […]

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