Update Official Android 8.0 Oreo on Xperia XZ Premium: This guide is about download and updates Android 8.0 Oreo on Xperia XZ Premium. Xperia XZ Premium gets official Android 8.0 Oreo Nougat update in some region.
The Xperia XZ Premium Android 8.0 Oreo Update is available via OTA (over-the-air), and it is about 665MB in size and will roll out in phase wise manner.
Android 8.0 Oreo updates for Xperia XZ Premium G8141 variant is now available for download. Thanks to XDA user xrenoix, you can install the update file (G8141 47.1.A.3.254) manually via Newflasher tool.
You can manually check OTA update first, go to Settings > About device > Check software updates.
Download Official Android 8.0 Oreo Update for Xperia XZ Premium
Download Xperia XZ Oreo update file (Oreo G8141 47.1.A.3.254 Commercial and Journalists_1309-9931_47.1.A.3.254_R1B) from here.
Update Official Android 8.0 Oreo on Xperia XZ Premium
Step 1 Download Xperia XZ Oreo update file from above section.
Step 2. Switch-off your phone and press Volume Down button and then connect your phone to your Windows PC.
Step 3. Unzip the downloaded firmware file into a folder. Delete the Partition folder from the extracted file, and then add Userdata (download from here) in the unzipped folder.
Step 4. Finally, run the NewFlasher.exe file and wait until the process complete. After successful installation, disconnects your phone from the PC.