How to Easily Master Format HTC DESIRE 620 / 620G (DUAL) with Safety Hard Reset?

Tips and solutions for solving problem at HTC DESIRE 620 / 620G (DUAL). These phones come with 2 different types at the same family name HTC Desire 620, both of them have dual simcard GSM-GSM which can standby together, and both of them have 5 inches LCD screen. Some users said that HTC DESIRE 620 / 620G (DUAL) are selfie smartphone because the front camera have 5 megapixel camera and also able to capture video at 1080p from front camera. The main camera at back body have 8 megapixel with autofocus to optimize images and light flash for helping taking good pictures at low light situations.

The differences between HTC DESIRE 620 vs HTC DESIRE 620G are at several specifications:

HTC DESIRE 620G is GSM 3G and 4G LTE

HTC DESIRE 620 is use Quad Core 1.2 Ghz from Qualcomm (4 core)
HTC DESIRE 620G is use Octa Core 1.7 Ghz from Mediatek (8 core)

What is Advantage of HTC DESIRE 620 / 620G (DUAL) Specifications:

GSM 3G HSDPA or 4G LTE for HTC Desire 620G
LCD 5 inches touch screen
Internal memory 8 GB
External memory slot MicroSD upto 128 GB
Main Camera 8 MP, 3264 x 2448 pixels, autofocus, LED flash
Front camera 5 MP and FullHD Video Recording
Processor Quad-core 1.2 GHz (HTC Desire 620)
Processor Octa-core 1.7 Ghz (HTC Desire 620G)
Operating system Android OS, v4.4.4 (KitKat)
Battery Li-Po 2100 mAh

How to Fix or Problem Solving for Recovery HTC DESIRE 620 / 620G (DUAL) hang or not responding or malfunctions or stuck or freezing or bricked ?

The user interface for this phone use Sense UI, there are several applications with this user interface which already include when we activate this phone in the first time. We can add more applications like Facebook, Instagram, Path, Pinterest, Whatsapp, BBM, Line Messenger, WeChat, Skype, Viber and many more download free from Google Play Store. The different specification between HTC DESIRE 620 and 620G can make this phone get some compatibility trouble when getting and install applications from Google Play Store, moreover, there are some virus and mal-ware or spyware or adaware at that store. Therefore we should read the review carefully before install some applications, we recommended to get real high rating and high review from users. If we get this kind of trouble applications, our HTC DESIRE 620 / 620G (DUAL) will get some problems like hang or stuck or bricks or frozen or boot logo loop. At several situation our HTC DESIRE 620 / 620G (DUAL) LCD touch screen not responding. We should force shutdown or force soft reset or reboot to restart all running applications and remove temporary files and caches. If this problem still happen, then we have to do hard reset or master format. Please do not forget to backup any important data at our HTC DESIRE 620 / 620G (DUAL), because hard reset will remove any important data or movie or pictures from this phone.

How to Force Shutdown or Force Soft Reset or Reboot or Restart HTC DESIRE 620 / 620G (DUAL)?

When our phone start to get trouble because of applications problems like hang or freeze or LCD touch screen not responsive with our finger touch, then we should force soft reset or force shutdown or reboot by press and hold POWER button until HTC DESIRE 620 / 620G (DUAL) turn off by itself, and after this phone fully power off, we can continue press POWER button again to turn ON, this process will restart all running applications from beginning also remove cache and temporary files. This soft reset or reboot is safe to do anytime because all of our data and installed applications will be safe in their place. If we want to force restart all running applications or remove non use temporary files and cache when our phone still normal, then we can do soft reset or reboot anytime we want, just press and hold POWER button until pop-up menu appear and choose Reboot / Power Off / Shutdown menu to finalize soft reset.

#Option 1, Hard Reset HTC DESIRE 620 / 620G (DUAL) with menu setting:

This is the option that we can do if this phone still can access the menu setting, then try to reset HTC DESIRE 620 / 620G (DUAL) with this step:

  1. Please Turn on the HTC DESIRE 620 / 620G (DUAL)
  2. We suggest to charge the battery full
  3. Make sure you already backup all important data, because it will deleted from HTC DESIRE 620 / 620G (DUAL)
  4. Go toMenu Setting > Storage > Factory Data Reset
  5. ChooseReset Phone, continue withErase Everything
  6. The HTC DESIRE 620 / 620G (DUAL) will do the master reset until it finish

hard reset htc desire 620 / 620g

#Option 2, Hard Reset HTC DESIRE 620 / 620G (DUAL) with hardware button key:

In some situations, the LCD of HTC DESIRE 620 / 620G (DUAL) is not responding, so nothing happen when we navigate or touch the screen, in this step try to hard reset with hardware key by this step:

  1. Make sure you have fully charge the HTC DESIRE 620 / 620G (DUAL) battery
  2. We should try to backup all important data if we can, because all data will be erased or wipe from this phone
  3. We can do this procedure at any conditions phone On or Off
  4. Press togetherPower Button + Volume Downtogether for several second until the Android icon appear, then release all button
  5. Navigate menu withVolumebutton to go toFactory Reset, to choose or enter pressPOWER Button
  6. The HTC DESIRE 620 / 620G (DUAL) will do the master reset for several minutes, just wait until it finish.

How to Restore and Reinstall Clean Android Operating system / firmware at HTC DESIRE 620 / 620G (DUAL) (Reformat) ?

The first time release in the market, HTC DESIRE 620 / 620G (DUAL) use Android as Kitkat 4.4.4 for factory default Android operating system. HTC use this kind of operating system which already optimize with HTC Sense UI. There are several included applications with HTC Sense UI, but we also can add more applications from Google Play Store or install manually from APK files. Some users have problems with installed applications or crash that make the HTC DESIRE 620 / 620G (DUAL) operating system or firmware become corrupt or damage, it will make this phone become hang or freeze or act not normal anymore. We should reformat or reinstall or restore factory default Android operating system at HTC DESIRE 620 / 620G (DUAL). First before doing reformat, we have to know that clean factory default Android operating system file source already saved safely inside HTC DESIRE 620 / 620G (DUAL) ROM. Therefore, we do not need to connect or copy from other device. Just follow the steps to hard reset above, then clean factory default Android operating system or firmware will be reinstall automatically. Please note, the operating system file source can not remove or detect from file manager if we start Android normally, therefore it is already keep safely.

How to Unlock or Fix or Bypass or Solutions for HTC DESIRE 620 / 620G (DUAL) forgot password code or security lock screen pattern or pin (lost password)?

We always suggest all HTC DESIRE 620 / 620G (DUAL) users to give more security protections to keep our confidential data secret when this phone away from us or stolen. For giving strong security protections, we do not need to install any additional applications although we can see there are many free screen lock applications from Google Play Store. Just use factory default security menu from menu Setting > Security. There are some options we can choose, but usually we use screen lock pattern because it is easy to use and access, some other options is using password or pin protection. We will get trouble if we forget security screen lock pattern or password pin protections. What should we do for unlock or bypass forgot security protections? Do not worry, because we can bypass or unlock forgot security protection using Google account. Please give several time wrong answer continuously until HTC DESIRE 620 / 620G (DUAL) freeze or locked about 30 seconds. While this phone locked, at LCD screen will appear Forgot Password / Pattern button or menu. Press this menu and we will get place to type our Gmail username and password that we have already signed-in before. Please make sure our Internet connection are active for this phone to get authentication username and password. If we can not access Google account, then we have to do hard reset using hardware button combination key above.

How to Improve Performance HTC DESIRE 620 / 620G (DUAL) to make run more faster?

Why our HTC DESIRE 620 / 620G (DUAL) become slowly? Base by the specifications, this phone already have good performance with Quad Core 1.2 Ghz from Qualcomm for HTC Desire 620 and Octa Core 1.7 from Mediatek. With having 1 GB RAM, we can run several multitasking applications together. But we have to know all applications need small amount of RAM and processor resources. There are some applications which always run in the background for waiting data update or wait some command, like chatting apps, or social media apps, or games. Some other applications also will keep run in the background after install from Google Play Store. In some period our processor resources and RAM will be insufficient and this phone will need some time to check which running applications that not use for long time, then this phone will automatically force close that apps for give more free performance. This process sometime can make our HTC DESIRE 620 / 620G (DUAL) become slowly or delay. If we want to make our HTC DESIRE 620 / 620G (DUAL) performance run faster again like new, then we have to consider doing hard reset or master format to factory default.

Is That Any Secret Code for Doing Format HTC DESIRE 620 / 620G (DUAL) ?

There is no secret hidden code for HTC DESIRE 620 / 620G (DUAL) to make it back to factory default. Do the options above to hard reset it.

How to Upgrade HTC DESIRE 620 / 620G (DUAL) to Android Lollipop ver.5 Update ?

When we see the performance specification from HTC DESIRE 620 / 620G (DUAL), this phone can run newest Android Lollipop version 5.0 without problems. But unfortunately we still not get any information about when HTC corp release official Android Lollipop for HTC DESIRE 620 / 620G (DUAL). However, using factory default Android Kitkat still give very impressive performance to run all functions without problems. Maybe some other community have non standard custom ROM Android Lollipop for HTC DESIRE 620 / 620G (DUAL), but we never advice to follow this steps if we are not sure about the result, because some tweak or root or using custom rom can make several functions can not work normally and wrong steps to install can make our phone become damage. Feel free to always check latest major or minor update for HTC DESIRE 620 / 620G (DUAL) from menu Setting > About phone > Software update.

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