Trouble shooting tips for SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL). When we need to buy 4 inches LCD screen Android from Sony, we can choose to buy SONY XPERIA M (C1904/C1905) for single simcard GSM and also available for SONY XPERIA M DUAL (C2004/C2005) for double simcard GSM, first simcard can be use for HSDPA data connection and the other simcard only available for 2G data connection. SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) produce default operating system is Android Jelly Bean 4.1.


What is Advantage of SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) Specifications:

LCD 4 inches with Scratch-resistant glass
Internal memory 4 GB
External memory microSD, up to 32 GB
Main Camera 5 MP, 2592х1944 pixels, autofocus, LED flash
Front camera for Video conference
Processor Dual-core 1 GHz Krait
GPU Adreno 305
Operating system Android Jelly Bean 4.1
Battery Li-Ion 1750 mA





How to Fix or Problem Solving for Recovery SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) hang or not responding or malfunctions or stuck or freezing or bricked ?

With dual core 1Ghz processor and also have 1GB RAM, we can say that SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) can run almost every applications which can be download at Google Play Store. But as we know some applications maybe is not compatible with SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL). In some case, the applications can make this smartphone become trouble such as hang or frozen or bricks or stuck or the LCD touch screen is not responding. If this problem happen then we can try first doing soft reset or reboot or restart SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) to delete temporary files and cache. If the problem still happen then we need to do hard reset with master format.


How to Soft Reset or Reboot or Restart SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) ? 

It is easy to doing this step. You can open the back cover of SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL), then remove the battery. After several seconds (minimum 3 seconds) plug the battery again and press power button to turn on, so you already done to do easy step of soft reset or reboot or restart. The other alternative when the phone is on by press the POWER BUTTON KEY for several seconds, we will see the menu to restart or turn off. Choose restart/reboot than the SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) will do the soft reset or restart. This is safe to do because all data or installed applications will not removed.



#Option 1, Hard Reset SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) with Software Menu :

  1. Make sure the battery is charge properly
  2. Turn on SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) smartphone
  3. Don’t forget to backup all important data
  4. Go to menu: Setting > Backup & reset > Factory Data Reset > Reset Phone 
  5. Choose Erase everything to continue and confirm you ready to do the format SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL)
  6. The SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) will continue the step until ready to use in clean factory default.


#Option 2, Hard Reset SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) with Flashtool applications:

  1. Flashtool in the applications from Sony can be download from Sony website.
  2. Flashtool software need to  installed in you computer and ready with USB data cable
  3. Make sure SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) battery is charge properly or full charge
  4. Power off SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL)
  5. Boot SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) to flashmode with using: Volume Down Button and connect to USB cable at No.1 above
  6. Follow the menu at you computer display, it is easy to understand the steps.


#Option 3, Hard Reset SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) with Hardware Key Button:

  1. Make sure the battery fully charge
  2. Do not forget to backup all important data
  3. Turn off the SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL)
  4. Press and Hold together: Power Button + Volume Up Button for several seconds
  5. Follow the menu at LCD screen to continue the hard reset SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL)


#Option 4, Hard Reset SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) with PC Companion Software from Computer

  1. Please Make Sure the Battery not Empty
  2. PC Companion is default applications for Sony Smartphone which can be download from Sony Website
  3. After install at our computer, open PC Companion Applications
  4. Before connect to phone, please choose Phone Update and follow several step at PC Companion
  5. At some menu, PC Companion will tell us how to connect the phone with PC Companion using USB cable and press the Volume Down button
  6. Finish the PC Companion step and until it doing Factory Reset to SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) to factory default Android operating system.




How to Restore and Reinstall Clean Android Operating system / firmware at SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) ?

Because of some trouble maybe we need to do reinstall or restore clean Android with default setting operating system or firmware for SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL). To do this step we can easily do reinstall or restore the default operating system or firmware without need to copy anything with PC computer or anything, because the source of firmware or operating system already saved inside the SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) ROM. Just follow the step for hard reset or master reset above, then the operating system or firmware of SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) will be reinstall by itself.


How to Unlock or Fix or Bypass or Solutions for SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) forgot password code or security lock screen pattern or pin (lost password)?

After giving the security protection at SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) such as password pin or screen lock pattern or other native protection which ready to use at this phone, some user have problem because they forget about the answer. Do not worry because Android already have their step for bypass or unlock the forgot security password. Try to find Forget Password / Pattern button then press that button to bring us for answer the Google account username and password that already at this phone before. If we can not access the Google account then we need to do hard reset or master format above.


How to Improve Performance SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) to make run more faster?

For daily usage, SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) can run with good performance. In special case, there are some user said than the performance of SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) become reduce after use for several months. For this problem, usually happen because there are a lot of installed applications at SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL), that applications can be run as a background service which can consume more processor resource although the internal memory is 1GB, but the background process applications if work together behind can make the phone become slower. To make SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) run faster again, you need to reduce or uninstall the never use applications and install only important one. If you can not clean it up, then you may consider to do hard reset with master format to make it run more faster again.


Is That Any Secret Code for Doing Format SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) ?

There is no secret hidden code for SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) to make it back to factory default. Do the options above to hard reset it.


How to Upgrade SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) to Android Operating System ?

SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) have official Android Lolipop Update 5.0 with several improvement. We recommended to use PC Companion to make sure your region get SONY XPERIA M (C1904/C1905) & (C2004/C2005 DUAL) firmware upgrade. Please backup all important data and try to prepare PC Companion and let it find the latest Android upgrade OS for your phone.


Latest Discussions & Share Information:

[Q] hlooo sir i have sony xperia C1904 and pin code decrypt storage locked ,so sir what i'm doing
[A] Hi, you only can solve this problem by doing hard reset or master format. Please follow steps at #Option 4 above to reformat your Sony Xperia M to factory default using PC Companion. This steps need PC Computer to install the software and follow steps at #Option 4 above carefully.

[Q] Hello,Sir My sony xperia c1905 is currently damaged on the screen pad.I can't seem to type 7(the last digit to my pin password).So decided to try the format option of pressing the power on button + volume up/down.That did not work.Tried the code option,couldn't type the * button due to the cracked screen. Then tried to download all these apps but still couldn't get any help of success
[A] Hi, the best solutions to fix your Sony Xperia M is using PC Companion software that should install at your PC computer with Microsoft Windows operating system. Plese follow steps at #option 4 above.

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