How to Easily Master Format LG L80 DUAL (D380 & D373) with Safety Hard Reset?

Tips and tricks about solving problems at LG L80 DUAL (D380 & D373). LG L80 is 5 inches LCD screen Android smartphone which already use Android Kitkat for the factory default operating system. The internal memory is 4GB and have 1GB RAM for multitasking applications. There are two kind of LG L80 type which are D380 and D373, both of them have almost identical specification, unless the design have little different at the body design, the D373 have hard button for home menu, while all D380 button are soft touch.

What is Advantage of LG L80 DUAL (D380 & D373) Specifications:

Dual Simcard GSM on together
LCD 5 inches
Internal memory 4 GB
External memory microSD, up to 32 GB
Main Camera 5 MP, 2592 х 1944 pixels, autofocus, LED flash
Processor Dual-core 1.2 GHz Cortex-A7
Operating system Android OS, v4.4.2 (KitKat)
Battery Li-Ion 2540 mAh

How to Fix or Problem Solving for Recovery LG L80 DUAL (D380 & D373) hang or not responding or malfunctions or stuck or freezing or bricked ?

The internal memory of LG L80 DUAL (D380 & D373) is not too big. Basically there are some factory default applications at this phone, but we still can download more applications from Google Play Store. But please do not install many applications because the limited internal memory will make the storage full and can not download anymore. The problems that we should understand when we download some applications at Google Play Store is the incompatibility of some applications to LG L80 DUAL (D380 & D373), sometime we can get bad applications that can make the phone become trouble like hang or stuck or bricks or broken or blank or LCD touch screen not responding and other similar problems. What we should do if we get this trouble? First we need to force soft reset or force reboot to remove some temporary files or caches from this phone. If the phone still get the same conditions, then we should do hard reset or master format. Please do backup before performing hard reset, because all data will be wipe or remove from LG L80 DUAL (D380 & D373).

How to Force Soft Reset or Reboot or Restart LG L80 DUAL (D380 & D373) ?

Doing soft reset or force shutdown the LG L80 DUAL (D380 & D373) when hang or LCD touch screen can not response with our finger touch is a must to do. We should try to open the back case and remove the battery from its positions. Wait about 5 seconds and we can put again the battery to LG L80 DUAL (D380 & D373). After that please press Power Button to turn on the phone. This steps will not remove any important data or not delete the applications, so we can do soft reset or restart anytime we want. We also recommended to do soft reset or reboot once in a time, lets say once in a week, because the soft reset will also release some stuck memory because the background process.

#Option 1, Hard Reset LG L80 DUAL (D380 & D373) with software menu

  1. Turn on the LG L80 DUAL (D380 & D373)
  2. Make sure the battery is not empty
  3. Backup important data at LG L80 DUAL (D380 & D373) because all data and applications will be erase or delete
  4. Go to Menu : Setting > Backup and Reset > Factory Data Reset
  5. Choose :Reset Device > Delete all
  6. The LG L80 DUAL (D380 & D373) will do the master reset process.

#Option 2, Hard Reset LG L80 DUAL (D380 & D373) Factory Default using Hardware Secret Button Key

In some conditions, we can not do anything at LG L80 DUAL (D380 & D373) touch screen or frozen in some state. So we can not access reset menu like Option #1, do not worry, because we can do hard reset LG L80 DUAL (D380 & D373) with hardware key button :

  1. Turn off the LG L80 DUAL (D380 & D373)
  2. Make sure the battery LG L80 DUAL (D380 & D373) already full or more than 50%
  3. Press together and hold thePower Button + Volume Down Buttonuntil logo appear
  4. You will see Erase all user data & restore default settings?
  5. Choose Yes usingVolume Button, and pressPower Buttonto Enter or OK
  6. The LG L80 DUAL (D380 & D373) will continue master reset, wait for several minutes until the the phone start like new again.

How to Restore and Reinstall Clean Android Operating system / firmware at LG L80 DUAL (D380 & D373) ?

The factory default operating sytem LG L80 DUAL (D380 & D373) is Android Kitkat. After using several time and install many applications, some users maybe get trouble with the firmware or operating system. If we thing the operating system of our phone is damage, then we should do reinstall or restore clean factory default Android operating system at LG L80 DUAL (D380 & D373). The file source operating system already saved inside LG L80 DUAL (D380 & D373) ROM, that’s why we does not need to copy any data or connect our phone to other device when we need to reinstall the operating system. Just follow the steps to hard reset above, then the operating system will be reinstall automatically. After doing reinstall, the LG L80 DUAL (D380 & D373) setting will back to default and need to activate and re-setup again.

How to Unlock or Fix or Bypass or Solutions for LG L80 DUAL (D380 & D373) forgot password code or security lock screen pattern or pin (lost password)?

We are always recommended users to give security protection to save our important data while the phone away from us. There are many options to give protections, but we are recommended to use screen lock pattern because it easy and fast to open, but there are also other alternative to protect like pin or face protection or LG Knock Code. We can choose which one easy to use. But the problems happen when we forgot the answer of security protections. How do we unlock or bypass forgotten password? The first steps that we can choose to unlock forgotten security protections by using Google account. Please try to give several time wrong answer continuously until the phone freeze or locked several seconds. At this time we will find Forgot Password / Pattern button to unlock this phone using Google username and password. If we can not access Google account at this phone, then we have to do hard reset using hardware button key above.

How to Improve Performance LG L80 DUAL (D380 & D373) to make run more faster?

LG L80 DUAL (D380 & D373) specification is dual core 1.2 Ghz processor, this speed is good enough for doing daily activity, but we also have to know the resource will be become low and will make the phone run slowly if we are running many applications together. The processor and RAM resources need to be consider. Some applications which download from Google Play Store will keep run in the background once we finish install it, although we never run it, because this kind of applications need to wait for some command or Internet data update. If we have many kind of background process applications, then our phone will run more slowly. Therefore, we should try to uninstall some not use applications to reduce the resource and RAM consumption. If we can not find the applications and need to make our LG L80 DUAL (D380 & D373) performance run faster again like new, then we should have to do hard reset or master format like steps above.

Is that any other secret code of hard reset LG L80 DUAL (D380 & D373)?

At this moment, there is no other secret code or secret key to do the factory reset of LG L80 DUAL (D380 & D373). Just try to do the hard reset above.

How to Synchronize LG L80 DUAL (D380 & D373) To Backup Photo, Movie, Music, Contact, Calendar to Computer or PC?

We should download LG PC Suite applications fromLG PC Suite Website. After that install at our PC and connect the LG L80 DUAL (D380 & D373) with USB Cable to computer which already run LG PC Suite applications, after that follow the menu from LG PC Suite computer to backup all important data.

24 thoughts on “How to Easily Master Format LG L80 DUAL (D380 & D373) with Safety Hard Reset?”

  1. Mray phone mei screen lock sirf pin wala lg ra hai aur koi b lock jsay password. Ya pattern ya face etc koi b lock ka option nhe aa rha hai plzz help me

    • Hi, sorry we do not understand your language, but if you get trouble with screen lock pin password then you can try bypass or unlock using Google account. Please try give several time any wrong password until your LG L80 locked or freeze about 30 seconds, you will see at LCD Forgot Password button, press this button then you will find place to type your Gmail account username and password that you have signed in before. Please make sure your Internet connection is active while doing this steps, because your LG L80 will connect to Google server for username authentication.

  2. ЗДРАВСТВУЙТЕ! НЕ ПОЛУЧАЕТСЯ СДЕЛАТЬ HARD REST ПО ВАШЕЙ ИНСТРУКЦИИ #Option 2, Hard Reset LG L80 DUAL (D380 & D373) Factory Default using Hardware Secret Button Key ТЕЛ LG L80 D380 в телефоне интернет был выключен.

    • Hi, sorry reply in English. Doing hard reset will reformat to clean factory default Android operating system, therefore usually all setting will restore back to factory default. If you can not access Internet, then please make sure your APN setting is right and your GSM simcard provider Internet subscriptions already active to use at your LG L80 Dual.

    • Hi, please try to unlock or bypass forgotten security screen lock pattern using Google account. Try to give several time wrong answer continuously until your LG L80 locked 30 seconds, then you can find Forgot Pattern button, press this button to unlock using Google account.

  3. My LG D380 can’t turn on after I accidentally delete the content inside the phone because of the error. Can I install a new rom in my phone to fix it? Before it always goes to boot loop. thanx

    • Hi, it seems that you have rooted your LG D380 and deleted some important files. This is what we are worry if we do some root at this phone, because some wrong steps can delete important system files and can not boot properly again. Unfortunately we can not give good answer for non standard tweak, maybe someone else can give good answer. The other alternative is try to browse at XDA Developer community, maybe they can give solutions. Otherwise, please contact LG authorize service center.

  4. Sir, I don’t get 3g in my phone Lg L80.Last one year I tried my level best, But not working as other phones. What couId be the solution? Thank you.

    • Hi, LG L80 have 3G GSM connection if your provider network support for that. Please try to do hard reset first and your LG L80 will restart to factory default including 3G setting will be preferred. IF still not work, you can try to use different simcard which already run 3G at other smartphone. If it work, then maybe your simcard have trouble and need to replace, please consult with your network provider office.

  5. sir phone network is not working i turn off the sim 1 when i on the sim 1 the whole screen is black and display not working plz help me

    • Hi, first you have to try soft reset or reboot your LG L80, but better to remove all simcard from all slots. If still can not boot normally, then you have to do hard reset using hardware button combination key to reformat your LG L80 operating system.

  6. Dear,
    i have LGD385, i am doing hard reset with volume down key and Power key. the phone is reboot in safe mode. this phone is locked by password and i m forget this.

    • Hi, please do again carefully using Power button + Volume Down button together. You will see Erase data menu if everything work fine. If your hardware get trouble, then hard reset using hardware button will not work at your LG L80. You have to consult with LG authorize service center.

  7. after hard reset and i choose next button..”Unfortunately, Settings has stopped” appear and i couldn’t continue to next can i fix it?

    • Hi, maybe cloud backup has been restored at your LG L80 phone. Please do hard reset again one more time, then after your LG L80 finish reformat the operating system and can boot properly, please do not login with the same Google account. You may create new Google account to test your phone for several hours to see whether the problems still happen or not.

      • had the same problem then i restored my phone to factory setting and now i am stuck on the set up screen. Please help me?

        • Hi, please try to do hard reset using hardware button combination key. If still can not work, then please bring your phone to LG authorized service center for make sure the firmware install / flash correctly.

  8. i need help!!!

    i have hard reset my Lg L80 dual. but a message appeared and says UNFORTUNATELY SETTING HAS STOPPED. Can you please help. i have tried several times to re-hard reset but still same problem

    • Hi, maybe you can try to do hard reset using hardware button combination key like steps at #option 2 above. It will reformat through recovery menu of your LG L80 Dual.

    • Hi, please try to do hard reset using hardware button combination key like steps at #option 2 above. It will reformat your LG L80 operating system to factory default.

  9. Dear Sir

    last 3 week my phone lgd380 stopped working. two time has been to service center they told that the hardware has been stopped working and cost of the hardware is 5600 rs .

    AFter taking these product the problem is every six month.

    HOw the lg company product such type of problem

    Kindly suggest how to operate and get service or throw the handset.

    Humayun eajaz

    • Hi, when your motherboard of LG D380 get some trouble, sometime the service center can fix and sometime can not. If they already had tried but nothing for fix that, then unfortunately they need to replace with new board and get some expensive repair price.


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