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How to Factory reset Sony Xperia Devices (Hard reset)

HOW TO Factory Reset Sony Xperia using FlashTool

Note: the hard reset method is similar to the flashing tutorial except change in some setting to just chose the user partition to be flashed without select all other partitions to avoid error during full flash & fro save time.

1- Install drivers for your Sony Xperia

You need to ensure that your PC has all of the necessary drivers installed for your Sony Xperia device.

The best way to do this is to install Sony PC Companion and S1Boot USB drivers

Make sure you connect your Xperia to the PC before starting the process to download the necessary USB and ADB drivers.

The best way to do this is to power off your Sony Xperia and then connect to your PC whilst holding the volume down button.

2-Install Sonytool

3-Factory reset package download and location (where to put)

-copy firmware.ftf (firmware.ftf download link in download area) and paste it in ‘‘Firmwares” folder

following location ‘C:\Documents\Firmwares’ for newest flashtool versions or User/User/.flashtool or just create your own folder name it “Firmwares”.

4-Do Factory Reset

First of all, open Sony Flashtool and then click on the lightning bolt in the top left of Flashtool.

Select “Flashmode” and click “OK”.

Now Windows shows up, If you put tft file in document/ firwares from step 3, you need to tap on 3 dots (…), then go to the “Firmwares” folder, and Click Open, then chose the right model the one you will work on it in Firmwares Tab

Here you need to focus, chose just Partitions in then Sin Tab include USERDATA ensure that “USERDATA” option within the “Wipe” pane is ticked.For old sony xperia just chose USERDARTA, Then Click on Flash

Flashtool will then indicate that it is “preparing files for flashing”.

You may have to wait for the pop-up below to appear. 

Once it does, you should now connect your Sony Xperia device. Make sure the device is powered off and then hold the ‘volume down’ button Connect USB cable. Once the pop-up disappears and flashing starts, you can let go of the ‘volume down’ button.

Flashtool will then start the factory reset for your Xperia device.

Once you see “Flashing finished” as indicated below, your Sony Xperia has been successfully reseted to factory state.


Remove usb cable, press power button untill you sense a vibration, just wait few minutes for phone to fully powers on.

Congratulations you have returned you sony xperia to factory state!  Don’t worry if it takes a while for the handset to boot, this is to be expected.Enjoy.

Tutorial links

How to Hard reset Sony Xperia Video Tutorial

How to Flash Sony Xperia Devices using flashtool

Install Sony Xperia USB drivers

Sony Xperia network unlock for counter 0

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