1. Download the latest Sony PC Companion Here.
2. To run this software, your PC must meet a minimum requirements.
• Microsoft® Windows XP™ SP3 (32 bit), 
• Vista (32/64 bit),Windows 7 (32/64 bit), 
• Windows 8/8.1 (32/64 bit) or 
• Windows 10*
• At least 2 GB of RAM
• 5 GB of free hard disk space.
• Intel® Pentium® 4, 3.6 GHz or equivalent AMD processor.
• Stabil internet connection or Internet broadband connection.
• One available USB 2.0 or USB 3.0 port and USB cable.
3. Not password locked phone.
4. Best tips to flash or update Sony Xperia Z5 Premium Dual
• Use the original USB cable that came with your device.
• Connect your device directly to the computer without USB hubs in between.
• Dont disconnect your device during the update process.
• Dont connect or disconnect any other USB device during the update process.
• Dont transfer files between the computer and other USB device during the update process.
• Dont use or move your device during the update process.
• Close any program on your computer that youre not currently using.

1. Install Sony PC Companion in your computer.
2. Then launch this program.
• Actually, From here you can update your firmware, but when you connect the Sony Xperia Z5 Premium Dual, it must be switched on and not in security or password screen.
3. Then at the support zone click Start.

   flash Sony Xperia Z5 Premium Dual

4. If this is the first run, PC Companion will download some files.
5. Once step 2 passed, your window will appear like this picture shown below.

   flash Sony Xperia Z5 Premium Dual

6. On this window, select Phone / Tablet Software Update. then click Start.

   flash Sony Xperia Z5 Premium Dual

7. On the pop up window, select repair my phone/ tablet.

   flash Sony Xperia Z5 Premium Dual

8. If you using laptop or notebook, Connect your laptop to power supply since the update process.
9. On the next screen, give tick on "I Understand that I need to know....", then click Next

   flash Sony Xperia Z5 Premium Dual

10. A warning window appears on screen, that say Data (Contact, Messages, Bookmarks,Calendar events, and setting) stored on Internal storage will be lost. So you must always backup all data and file. When you ready, click Continue.

    flash Sony Xperia Z5 Premium Dual

11. On the next step, give tick the box and press Next to continue.
12. Now PC Companion is preparing.

    flash Sony Xperia Z5 Premium Dual

13. On the next screen, give tick on "I have read and understood ...." then click Continoue.
14. Then click Next.
15. Now select phone / tablet model. you can search it on search box by type your phone model (Sony Xperia Z5 Premium Dual)

    flash Sony Xperia Z5 Premium Dual

16. Then click Next.
17. Following the instruction step to prepare the phone / tablet for the update.

    flash Sony Xperia Z5 Premium

• Disconnect the USB cable from your Sony Xperia Z5 Premium Dual device and the computer.
• Turn Off your device and wait for 5 seconds.
• Connect the USB cable to the computer.
• Press and hold the volume down key on your device while connecting the USB cable.
• Wait until application automatically proceed to next step.
18. Once your Sony Xperia Z5 Premium Dual device detected by PC Companion downloading process will start automatically. then upload the new firmware to your Sony Xperia Z5 Premium Dual device.
19.  When PC Companion finished with update process, disconnect the Sony Xperia Z5 Premium Dual device and switch it on.
20. Now your Sony Xperia Z5 Premium Dual device is in factory condition, 
21. The custom data is erased and password protection is removed.
22. Congratulation, your Sony Xperia Z5 Premium Dual firmware is update now.

1. Download the latest Sony PC Companion Here.
2. To run this software, your PC must meet a minimum requirements.
• Microsoft® Windows XP™ SP3 (32 bit), 
• Vista (32/64 bit),Windows 7 (32/64 bit), 
• Windows 8/8.1 (32/64 bit) or 
• Windows 10*
• At least 2 GB of RAM
• 5 GB of free hard disk space.
• Intel® Pentium® 4, 3.6 GHz or equivalent AMD processor.
• Stabil internet connection or Internet broadband connection.
• One available USB 2.0 or USB 3.0 port and USB cable.
3. Not password locked phone.
4. Best tips to flash or update Sony Xperia Z5 Premium
• Use the original USB cable that came with your device.
• Connect your device directly to the computer without USB hubs in between.
• Dont disconnect your device during the update process.
• Dont connect or disconnect any other USB device during the update process.
• Dont transfer files between the computer and other USB device during the update process.
• Dont use or move your device during the update process.
• Close any program on your computer that youre not currently using.

1. Install Sony PC Companion in your computer.
2. Then launch this program.
• Actually, From here you can update your firmware, but when you connect the Sony Xperia Z5 Premium, it must be switched on and not in security or password screen.
3. Then at the support zone click Start.

   flash Sony Xperia Z5 Premium

4. If this is the first run, PC Companion will download some files.
5. Once step 2 passed, your window will appear like this picture shown below.

   flash Sony Xperia Z5 Premium

6. On this window, select Phone / Tablet Software Update. then click Start.

   flash Sony Xperia Z5 Premium

7. On the pop up window, select repair my phone/ tablet.

   flash Sony Xperia Z5 Premium

8. If you using laptop or notebook, Connect your laptop to power supply since the update process
9. On the next screen, give tick on "I Understand that I need to know....", then click Next

   flash Sony Xperia Z5 Premium

10. A warning window appears on screen, that say Data (Contact, Messages, Bookmarks,Calendar events, and setting) stored on Internal storage will be lost. So you must always backup all data and file. When you ready, click Continue.

    flash Sony Xperia Z5 Premium

11. On the next step, give tick the box and press Next to continue.
12. Now PC Companion is preparing.

    flash Sony Xperia Z5 Premium

13. On the next screen, give tick on "I have read and understood ...." then click Continoue.
14. Then click Next.
15. Now select phone / tablet model. you can search it on search box by type your phone model (Sony Xperia Z5 Premium)

    flash Sony Xperia Z5 Premium

16. Then click Next.
17. Following the instruction step to prepare the phone / tablet for the update.

    flash Sony Xperia Z5 Premium

• Disconnect the USB cable from your Sony Xperia Z5 Premium device and the computer.
• Turn Off your device and wait for 5 seconds.
• Connect the USB cable to the computer.
• Press and hold the volume down key on your device while connecting the USB cable.
• Wait until application automatically proceed to next step.
18. Once your Sony Xperia Z5 Premium device detected by PC Companion downloading process will start automatically. then upload the new firmware to your Sony Xperia Z5 Premium device.
19.  When PC Companion finished with update process, disconnect the Sony Xperia Z5 Premium device and switch it on.
20. Now your Sony Xperia Z5 Premium device is in factory condition, 
21. The custom data is erased and password protection is removed.
22. Congratulation, your Sony Xperia Z5 Premium firmware is update now.

Guide To Download Sony Xperia Z5 Premium Dual Firmware.

1. Download Xperia Firmware Downloader Tool.
• XperiFirm 4.8.1 Here or Here
• XperiFirm 4.8.2 Here or Here
2. When download finished extract and run this tool from your computer. Double click on Icon program shown below. to run this program your computer must be installed .NET framework 3.5 or above.

   Xperia Firmware Downloader Tool icon

3. Then the program will open loading windows, to checking for update, requesting log in data,  and downloading resource,

   loading window xperifirm

4. When the program fully loaded, now you can select your Sony Xperia model and version in the left navigation windows. You can select Sony Xperia Z5 Premium Dual and then select the model (E6833 Dual).

   Download Sony Xperia Z5 Premium Firmware
5. See on the right panel window, and you will find all country and market which support your Sony Xperia devices. 
6. For an example we select market from Algeria, and we will know what is android version on the number shown at latest release. 

   Download Sony Xperia Z5 Premium Dual Firmware
7. To start download this firmware you can navigate your pointer to the right above of this window, under link donate paypal you can click firmware build number shown.

   Download Sony Xperia Z5 Premium Dual Firmware
8. Then you will see xperia firmware downloader dialogue box appear on your screen. And click Download.

   Download Sony Xperia Z5 Premium Dual Firmware
9. This action will open a new windows browse for folder, you will be asked where will you save your firmware file on your computer. Usually directly go to desktop. But you can change to save to another folder, Once finish decide the folder you can click OK.

   Download Sony Xperia Z5 Premium Dual Firmware
10. And download process will start now, It will take a minute or hour depending your firmware file size.

    Download Sony Xperia Z5 Premium Dual Firmware
11. Once your download complete, you will  see the following pop message “Unpacked Successfully!” Cl ick OK.

    Unpacked Successfully xperia firmware download tool

12. The same “Unpacked successfully!” message will  appear on the download dialog. Now you can Click “Close”.

    Unpacked Successfully xperia firmware download tool

13. Now check your download location and you will  find a new folder that contains your firmware files.
14. Inside the folder download, you should find a number of files that look similar to the picture below.

    content firmware file

15. If your list of firmware files includes “fwinfo.xml” as shown below you can manually delete it before continuing to the FlashTool steps. You MUST delete this file otherwise your FTF firmware file will corrupt.

    delete fwinfo.xml file

16. Good luck and feel free to download Sony Xperia Z5 Premium Dual Firmware.