Download and Flash The Up to Dated Sony Xperia XZ Premium G8142 Stock ROM Android Oreo 8.0 Firmware 47.1.A.5.51 FTF Flash File. Sony XZ Premium is a perfect phone from Sony Mobile. It has an amazing 4K HDR display, powerful Qualcomm Snapdragon 835 Processor and also a lot of System memory. It has also an Exelent camera and water-resistant construction. In this thread, I will show you how to update your Smartphone to the latest version of Android 8.0.0 Oreo and Newest official firmware.
How to Update Sony Xperia XZ Premium G8142 to Android 8.0
A) First of all, You need to check your device firmware version (if the device already has the latest firmware installed, you don’t need this guideline).
B) Download and install Newest Xperia Flashtool which Support Android 8.0.0 from HERE.
c) Get Latest Sony Xperia XZ Premium G8142 Android Oreo 8.0 Stock Rom-Firmware from Below post Content.
D) paste the FTF flash file downloaded in step c) to folder „Firmware“ included in the Sony XPERIA Flashtool.
E) Run the Latest XPERIA Flashtool, click on the flash icon & select downloaded firmware, then click on ok. Most Important Part – if you don’t want to delete your Smartphone Data, just uncheck flashing userdata.sin file from a flash tool. All The important phone data will save on your phone, So it is better to you (& I Fully Suggested that) to do the backup of your device personal data than proceed with clean Firmware installation & then restore your Phone personal data.
F) Switch off your Xperia XZ Premium & when The Latest Flashtool shows pop up window, Just connect the device to PC or Computer with holding volume down key.
G) After 5 to 10 minutes all procedure is completely done, & your smartphone gets Android 8.0 Oreo.
How to Un-Lock Bootloader
How to Re-Lock Bootloader
Download Sony Xperia XZ Premium G8142 FTF 47.1.A.5.51 Android 8.0.0 Oreo Update
File Size: 2.71 GB