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Sony XPERIA Z1S C6916 - Android 4.4.4 - firmware 14.4.B.0.37

Sony XPERIA Z1S is equivalent XPERIA Z1 for T-Mobile USA. This phone has large fullHD Triluminos display, powerfull quadcore CPU from Qualcomm, 2 GB RAM or 20,7 megapixel camera. Below you can find the latest firmware for the phone and also three tutorials/manuals - how to unlock the bootloader, how to relock the bootloader and how to backup the original firmware customization. Read more

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