Hard Reset SONY Xperia M C1904

First method:

  1. First of all make sure that your cell phone is switched on. Hard Reset SONY Xperia M C1904
  2. In the next step go to Settings and then to Backup & Reset.
  3. Tap Factory data reset and Reset Phone
  4. Afterwards choose Erase Everything if you are sure you want to clear all your data. 
  5. Select OK to confirm the whole operation.
  6. Well done! The hard reset has just been performed.

Second method:

  1. At the very beginning download PC Companion, in example from here: http://www.sonymobile.com/gb/tools/pc-companion/
  2. Then you should install and run it on your computer.
  3. Next, you will see window with 4 options.
    Master Reset SONY Xperia M C1904
  4. Choose option "Support Zone New!", and click "Start".
    Wipe data SONY Xperia M C1904
  5. Wait for the program to install the appropriate add-on.
  6. After that you will see next window with 3 options.
    Format SONY Xperia M C1904
  7. Go to option "Phone / Tablet Software Update", and click "Start".
  8. Select "repair my phone / tablet".
    HardReset SONY Xperia M C1904
  9. Now follow the instructions and accept all informations. 
    Restore SONY Xperia M C1904
    Remove screen password SONY Xperia M C1904
  10. Please be patient and wait until preparing computer for software update is complete.
    Remove Screen Lock SONY Xperia M C1904
  11. Afterwards choose your phone / tablet model.
    Permanently delete data from SONY Xperia M C1904
  12. If you see this window, then connect your device into your PC.
    Hard Reset SONY Xperia M C1904
  13. Good job!

Third method:

  1. Firstly, download flashtool from Sony website: http://developer.sonymobile.com/services/flash-tool/
  2. Make sure, that you have installed drivers for your USB data cable.
  3. Afterwards turn your device off.
    Hard Reset SONY Xperia M C1904
  4. Then press and hold Volume Down, and connect to USB cable.
    HardReset SONY Xperia M C1904
  5. Follow the instructions on your screen, and accept appropriate options.
  6. Success!

Fourth method:

  1. If the display is off, press the Power key to turn it back on.Hard Reset SONY Xperia M C1904
  2. In the next step open the phone's dialer and type in: *#*#7378423#*#*.Remove screen password SONY Xperia M C1904
  3. From the menu which should appear on the screen choose option Customization Settings and then Reset customization.
  4. Confirm information: "data will be cleared and factory data reset will perform".
  5. Accept by pressing Reset customization and reboot.
  6. Well done! You have just performed the hard reset operation.

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WARNING !
Hard Reset will erase all of your data
All described operations you are doing at your own risk.

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