Tips and tricks for troubleshot problems at MICROSOFT LUMIA 640 LTE. This is middle class LTE smartphone from Microsoft to release their Microsoft Windows Phone 8.1 operating system for user who want to get faster Internet data speed with GSM LTE / 4G. This phone have 5 inches LCD touch screen, using Quad core processor smartphone at 1.2 Ghz clock speed from Qualcomm. We can get 8 GB internal memory and 1 GB RAM. If we want to keep more music or MP3 or movie or pictures, then MICROSOFT LUMIA 640 LTE have external memory slot up too 128 GB, of course we can insert it for smaller microSD size like 1 GB or 4 GB as well. This phone have 8 megapixel main camera in the back side. If we want to have Skype video call, using front 1 megapixel camera already enough for that. Please note, this phone is not use Nokia brand anymore.
What is Advantage of MICROSOFT LUMIA 640 LTE (DUAL) Specifications:
GSM 3G HSDPA & LTE 4G
LCD 5 inches touchscreen with Gorilla Glass 3
Internal memory 8 GB
RAM 1 GB
External memory 128 GB
Main Camera 8 MP, 3264 x 2448 pixels, autofocus, LED flash
Front camera for Video conference 1 MP
Processor Quad-core 1.2 GHz Cortex-A7
GPU Adreno 305
Operating system Microsoft Windows Phone 8.1
Battery Li-Po 2500 mAh
How to Fix or Problem Solving for Recovery MICROSOFT LUMIA 640 LTE (DUAL) hang or not responding or malfunctions or stuck or freezing or bricked ?
When the first time we activate this phone out from the box, we have to sign in for Microsoft account to synchronize our data including contact and several others. By default we will get several ready to use applications, but we still can download some other more from Windows Apps Store like Facebook, Instagram, Whatsapp, Skype, Blackberry Messenger (BBM), Line Messenger, WeChat and many more. But we have to know, some applications sometime can get trouble and make our MICROSOFT LUMIA 640 LTE become hang or stuck or bricks or frozen or boot logo loops. Sometime our LCD touch screen not responding when we run applications. At this bad situations, we need to force soft reset or force shutdown to clean up temporary files and caches. Also reboot will restart all running applications from beginning. If this problems still happen after doing soft reset, then we have to do hard reset or master format. Please remember, doing hard reset or master format will remove or wipe all important data and pictures and videos from this phone. Therefore we have to do backup all important data before doing hard reset.
How to Force Shutdown or Force Soft Reset or Reboot or Restart MICROSOFT LUMIA 640 LTE (DUAL) ?
When we get trouble with the applications our phone become crash or hang or stuck or LCD touch screen not responsive in the middle of running applications. We need to force soft reset or force shutdown to remove cache and temporary files. Good news for MICROSOFT LUMIA 640 LTE because the battery is removable, so we can force shutdown or soft reset by remove or release the battery after open back case cover, wait about 5 seconds until power totally lost from this phone, then put again the battery at right positions, after that press POWER button again to turn it on. Do not worry to do this process, because soft reset will not erase any important data.
We can do this shutdown process when our phone still not get trouble for clean up the temporary files or cache or to refresh the running applications. Please Press and hold POWER BUTTON for several second until the phone shutdown by itself, if you see ‘slide down to power of‘, do slide the icon at this phone then MICROSOFT LUMIA 640 LTE will turn off. We need to press Power button again to turn on MICROSOFT LUMIA 640 LTE again.
How to Master Reset MICROSOFT LUMIA 640 LTE (DUAL) to Factory Default ?
After doing soft reset, maybe our smartphone still have problem or act not normal. Some problem can make the operating system damage and need to be fix by doing hard reset or master format. Please follow this several option step bellow:
#Option 1, How to Hard Reset MICROSOFT LUMIA 640 LTE (DUAL) with Setting Menu:
Please remember to backup your important data before doing the hard reset to factory default, because all data and installed applications will be erased.
- Turn on the MICROSOFT LUMIA 640 LTE
- Make sure the battery is fully charge or not empty
- Go to menu: Setting > About > Reset Your Phone
- The process of formatting MICROSOFT LUMIA 640 LTE will do by it self
#Option 2, How to Hard Reset MICROSOFT LUMIA 640 LTE (DUAL) with Hardware Button Key:
Now we have other option to hard reset or format MICROSOFT LUMIA 640 LTE with hardware key button especially when the phone stuck or can not access to menu :
A. BIG STEP ONE:
- Please remember, we have to do two BIG STEP, do it step by step
- Turn off the MICROSOFT LUMIA 640 LTE
- BIG STEP ONE (a). Press and Hold the Power Button, do not release until the phone vibrate (if you feel the vibrate in MICROSOFT LUMIA 640 LTE then release the Power Button)
- BIG STEP ONE (b). Press and Hold the Volume Down Button, do not release until the LCD show the exclamation mark (if you see the exclamation mark in LCD, then release the Volume Down Button)
B. BIG STEP TWO (this can be done after all BIG STEP ONE finish)
- To continue reset, you have to do the last step bellow
- Press Volume Up Button Key and release
- Press Volume Down Button Key and release
- Press Power Button Key and release
- Press Volume Down Button Key and release
- The MICROSOFT LUMIA 640 LTE will do the hard reset format, wait about three until five minutes. While waiting you will see the gear appear until it finish.
Please remember, you have to follow the step From BIG STEP A until BIG STEP B by sequence.
How to Restore and Reinstall Clean Factory Default Windows Phone 8.1 operating system / firmware at MICROSOFT LUMIA 640 LTE (DUAL) ? (Reformat)
MICROSOFT LUMIA 640 LTE have 8 GB internal memory. Please note, this is not free capacity that we will get when use this phone, because 8 GB is total all internal memory storage capacity, but this space also located for installed operating system and factory default applications, also file source of Windows Phone 8.1 operating system (before upgrade). Therefore, if in some other time when we think our MICROSOFT LUMIA 640 LTE operating system damage or corrupt, then we can reformat or reinstall or restore with clean factory default Android operating system or firmware that already saved safely inside internal memory or ROM. Can we accidentally remove that file source? As far as we use it normally, we can not access the file source of operating system inside MICROSOFT LUMIA 640 LTE ROM. How to reformat or reinstall the OS? Just follow simple steps to hard reset above, then clean factory default Android operating system will be reinstall automatically.
How to Unlock or Fix or Bypass or Solutions for MICROSOFT LUMIA 640 LTE (DUAL) forgot password code or security lock screen or pin (lost password)?
When we use this phone for months, then we will have some important and confidential data or photo or movie/video at internal memory or external memory. We recommended for MICROSOFT LUMIA 640 LTE give security protections to prevent non authorized users see our important data or when phone stolen or lost. We can choose security protections options from software menu. But when we forget security protection of MICROSOFT LUMIA 640 LTE, then we can not bypass easily. We should reformat or hard reset MICROSOFT LUMIA 640 LTE to bypass or unlock forgotten security protection or password pin, and unfortunately all data will be remove or wipe as well.
How to Improve Performance MICROSOFT LUMIA 640 LTE (DUAL) to make run more faster?
Let see the processor specifications, MICROSOFT LUMIA 640 LTE using Quad Core processor with 1.2 Ghz clock speed, of course this phone will run faster for most applications. But why MICROSOFT LUMIA 640 LTE become slowly? Usually this problems happen because there are too many applications run in the background and can make RAM and processor resources insufficient. Therefore we have to remove or uninstall some not use applications. Some bad applications or crash applications also can make this phone run slowly. If we want to make MICROSOFT LUMIA 640 LTE performance run faster again like new, then please consider to do hard reset.
What is the Secret Code Key for Hard Reset MICROSOFT LUMIA 640 LTE (DUAL) ?
There is no secret code for doing hard reset or master format MICROSOFT LUMIA 640 LTE. Just follow the step above to hard reset is the easy way to do.
Latest hard-reset.org Discussions & Share Information:
[Q] My phone just freezed, i can receive call but cant answer cos it doesnt ring or even vibrate, its jus blank yet on.my lumia phone is inbuilt battery. how do i resolve this
[A] Hi, there are two possibilities. One your Microsoft Lumia 640 LCD screen getting trouble, but if you ever see anything when reboot then hopefully your LCD hardware are fine. Then the second possibilities is doing hard reset using hardware button combination key like steps at #option 2 above carefully.
[Q] Thank u very very very very very very very very very very very very very very very very very very very very much much much much much much much much much much much much much thanks to all of you of this website
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