Tips and solutions for fix problems at SONY XPERIA Z3. There are some model number that available at SONY XPERIA Z3. Basically the specifications not different for each other, but the main differences between each model are in the network mode, because Sony share the market almost all over the work. There are SONY XPERIA Z3 with model D6603 / D6643 / D6653 / D6616 / L55t / L55u and also SONY XPERIA Z3 DUAL with model D6633, the code name for this product is SONY XPERIA LEO. This phone have 5.2 inches LCD screen but overall product is not bigger than previous product Sony Xperia Z1 and Z2. SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) are water and dust resistance with IP68 certified.

 

What is Advantage of  SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) Specifications:

GSM 3G HSDPA
LCD 5.2 inches with Shatter Proof Glass Protection
Internal memory 16 GB or 32 GB
RAM 3GB
External memory microSD, up to 128 GB
Main Camera 20.7 MP, 5248 х 3936 pixels, autofocus, LED flash
Processor Quad-core 2.5 GHz Krait 400
GPU Adreno 330
Triluminos display Technology
Operating system Android OS, v4.4.4 (KitKat) can be upgrade to v5.0 (Lollipop)
Battery Li-Ion 3100 mAh

 

 

How to Fix or Problem Solving for Recovery SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) hang or not responding or malfunctions or stuck or freezing or bricked ?

When the first time we use this phone, there are some factory default applications which already included inside SONY XPERIA Z3. Because this is high end smartphone with big internal memory and RAM, we can add or install more applications from Google Play Store like Facebook, BBM, WeChat, Whatsapp, Instagram, Skype, Line Messenger, Kakaotalk, Path and many more. But we always have to be careful when choosing what to install at our SONY XPERIA Z3, because there are many applications which not compatible with our phone. Therefore if we install that applications, our SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) can get some trouble like hang or stuck or bricks or frozen or boot logo loop or sometime the LCD touch screen not responding. At this time we have to force soft reset or force  shutdown to clean the temporary files or cache. If our SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) still get the same problems, then we have to do hard reset or master format. Please do backup for all important data, because all data and installed applications will be removed after finish hard reset or master format.

 

How to Force Shutdown or Force Soft Reset or Reboot or Restart SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) ?

If our SONY XPERIA Z3 get some trouble or LCD touch screen can not responsive with our finger touch, then we have to force soft reset or force shutdown or reboot to clean the temporary files and cache. We have to know that SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) have secret small button to force shutdown this phone. Please use small pin or paper clips to press the small button beside GSM nano SIM CARD slot, but we have to open the sim card slot cover first. Press and hold this small button until SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) turn off by itself and continue to press POWER button to turn on this phone. This process is safe, because nothing remove or wipe beside the non important temporary files. We also can force soft reset or restart SONY XPERIA Z3 when our phone still at normal conditions. Please press and hold POWER button until pop-up menu appear, then press POWER OFF at the menu to turn off this phone, after completely off, we have to press POWER Button again to turn on SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633).

 

#Option 1, Hard Reset SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) with Software Menu :

  1. Make sure the battery is charge properly
  2. Turn on SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) 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 Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633)
  6. The SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) will continue the step until ready to use in clean factory default.

 

#Option 2, Hard Reset SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) with Flashtool applications:

  1. Flashtool in the applications from Sony can be download from Sony website.
  2. Flashtool software need to  installed in our computer and ready with USB data cable
  3. Make sure SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) battery is charge properly or full charge
  4. Power off SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633)
  5. Boot SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) to flashmode with using: Volume Down Button and connect to USB cable at No.1 above
  6. Follow the menu at our computer display, it is easy to understand the steps.

 

#Option 3, Hard Reset SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) 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 Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633)
  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 Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633)

 

#Option 4, Hard Reset SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) 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 Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) to factory default Android operating system.

 

How to Restore and Reinstall Clean Android Operating system / firmware at SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) (reformat) ?

What are the possibility causes which make SONY XPERIA Z3 become trouble or corrupt? Usually this trouble happen because applications crash or wrong setting, our SONY XPERIA Z3 become not responsive or have some strange behavior. If this problem happen, then we have to reformat or reinstall or restore factory default operating system. First we have to know that the clean factory default Android operating system already saved safely inside SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) ROM, therefore we do not need to copy anything from other gadget or device. To reinstall or reformat SONY XPERIA Z3, just follow the simple steps for hard reset or master format above, then our SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) operating system will be reinstall or restore automatically.

 

How to Unlock or Fix or Bypass or Solutions for SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) forgot password code or security lock screen pattern or pin (lost password)?

If we have many important data or pictures or movies, then we have to give more security protections. There are some factory default security protections at SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) without need to install from other sources. Usually we always recommended to use screen lock pattern because more easy and fast to use, but some users also like to use password pin protections or others type or protections. However, the problem happen when we forget the answer of security screen lock pattern or password pin protections. Do not worry, because there is a simple solutions for bypass or unlock forgot security protection at SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) using Google account. Please give several wrong answer continuously until our SONY XPERIA Z3 become locked or freeze about 30 seconds. At this time we will find Forgot Password / Pattern button. Press this button, then we will find field to type our Google account or Gmail username and password that we have already signed in before. If we can not access Google account at our SONY XPERIA Z3, then we have to do hard reset or master format using hardware button combination key or using PC Companion procedure.

 

How to Improve Performance SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) to make run more faster?

We are know that the specification performance of SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) are already fast to process almost any applications. But sometime some users still get slow trouble when accessing or run this phone. Usually this problems happen because applications causes. Although our SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) have fast processor and big RAM, but it still have limited number. We have to know, all running applications will need some amount of processor resources and RAM, some applications installed from Google Play Store will keep run in the background without any notification, that is why some users does not aware that there are too many applications run in the background and all of them will use some RAM and processor resources, therefore if the processor and RAM resources insufficient, then our SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) will become slowly in some actions. Please remove or uninstall some not use applications, if we want to make our SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) performance run faster again like new, then we have to consider doing hard reset or master format.

 

Is That Any Secret Code for Doing Format SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) ?

There is no secret hidden code for SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) to make it back to factory default. Do the options above to hard reset it.

 

How to Upgrade SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) to Android ver.5 Lollipop ?

Sony already give information that all SONY XPERIA Z3 (D6603 / D6643 / D6653 / D6616 / L55t / L55u ) & Z3 DUAL (D6633) will get Android Lollipop operating system. The new firmware or operating system will be release step by step base by region using OTA (over the air) update. Please check the latest update from menu Setting > About phone > Software update. Follow the steps to update the Android Lollipop firmware from this menu. Although most OTA update firmware will not remove any important data and installed applications, but we still recommended to backup all important data before performing major firmware upgrade or update.

 

Latest hard-reset.org Discussions & Share Information:

[Q] my Sony xperia x3 d6653 screen broken so unable to unlock the pattern lock, are there any way to unlock the pattern lock??

Jayanta
[A] Hi, if you mean that your LCD screen is not responsive or hardware broken, then you have to replace or fix that Sony Xperia Z3 LCD hardware at Sony authorize service center. But it is because software, then please try to unlock forgotten security screen using Gmail account by giving several time wrong pattern answer continuously until your Sony Xperia Z3 locked or freezing 30 seconds, then press Forgot Pattern button at LCD screen and continue type your Gmail username and password that you have already signed-in before. Please make sure your Sony Xperia Z3 internet connections is active while unlock forgotten security screen, because your phone will ask authentication with Google server to unlock. If you still can not unlock or bypass with Google account, then you have to do hard reset using PC Companion for your Sony Xperia Z3 with steps at #options 4 above, for this steps you have to prepare computer pc with Microsoft Windows operating system (Win Xp/Win 7/Win 8/Win 10) and USB cable, after that follow #option 4 steps carefully.
 
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