Tips and tricks to fix LG K71 problems. The model versions code for this phone are LMQ730HA, or LM-Q730HA. This phone can not work with 5G data connections, but it can work with fast 4G Internet broadband. One important features at this phone is stylus pen, but it’s not active stylus, therefore we can not use as smooth as Galaxy Note family.

The screen use 6.8 inches 1080 x 2460 pixels or Full HD+ resolution. It is powered by Mediatek MT6765 Helio P35 processor together with dedicated GPU (graphic processor unit) PowerVR GE8320 for graphic rendering. Android 10 is factory default OS. Some issue with software or hardware happen at LG K71. We will try to give more solutions, reviews and information about how to solve LG K71 troubles at community.


What is Advantage of LG K71 Specifications and Features?

  • Network GSM 3G HSDPA or 4G LTE + 5G
  • LCD 6.8 inches
  • Processor Octa-core 4×2.3 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53
  • GPU PowerVR GE8320
  • Bluetooth / GPS / Wifi
  • Memory Internal 128 GB
  • RAM 4 GB
  • External memory Slot MicroSD
  • Main Camera Triple 48 MP + 5 MP + 5 MP
  • Main Camera Features autofocus & LED flash
  • Front Camera Motorized 32 MP pop-up lens for video conference and selfie photography
  • Operating System Android 10.0
  • Battery Li-Po 4000 mAh



How to Fix or Problem Solving for Recovery LG K71 hang or not responding or malfunctions or stuck or freezing or bricked ?

LG K71 has 128 GB internal storage. We will not get free 128 GB, because this capacity also use for Android operating system and preinstalled applications. We can install many applications from Google Play Store like Facebook or Instagram or Tiktoks or Whatsapp or Kakaotalk and some other more.

There are some bad apps inside Google Play Store, they may contain viruses or malware that can make troubles if installed at our LG K71 (LMQ730HA / LM-Q730HA) like become slowly or hang or stuck or frozen or bricks or LCD touch screen not responsive. WE need to read many user review before download any applications. These bad apps will not get any Verified by Play Protect information at downloaded process. Please note, usually Editor choice is good options to try for safety reasons.

What do we have to do when we get this trouble? First we have to remove temporary files and caches inside this phone by doing soft reset. After our LG K71 can run again, then please try to download one good antivirus like NORTON or AVAST. It will scan all installed applications and give recommendation if there are some high-risk setting. If the problems still happen, then next steps is doing hard reset or master format.

Please note, doing hard reset will remove or erase all important data, therefore we have to backup all data first before doing master format. Doing hard reset will remove all Google account from LG K71. For safety reasons, please do not install any unknown APK files, because it is very easy to make our phone getting trouble.


How to Force Shutdown or Force Soft Reset or Reboot or Restart LG K71 ?

For running more applications, we need bigger RAM, LG K71 already has 8 GB RAM for multitasking. Some installed apps may crash or corrupt when running at our phone. It can make our phone become hang or LCD touch screen not responding with finger touch. We need to force remove temporary files and caches inside this phone. Please press and hold POWER button until LG K71 shutdown or turn off by itself. If it is not work, then try to press and hold POWER + VOLUME DOWN together until shutdown.


After totally off, then we can press again POWER button to turn it ON. This process will not remove any important data, therefore we can do this process anytime we want. If our LG K71 still can work properly, but we want to clear temporary files and caches from some applications, then please press and hold POWER button until pop-up menu appear, continue choose Shutdown / Power off / Reboot menu.


How to backup data or Contact at LG K71 ?

We can use microSD external card to copy or move important files using File Manager applications. If our LG K71 has already signed in with Google account, by default our contact will be synchronize in the background to Google server. Please make sure we check all contact at Google contact server using Internet browse to make sure backup is done.


Please note: These options bellow may not work for some devices because of firmware update version or hardware troubles or some other possibilities.

#Option 1, Hard Reset LG K71 with software menu

  1. Turn on the LG K71
  2. Make sure the battery is not empty
  3. Backup important data at LG K71 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 K71 will do the master reset process.


hard reset lg k71

#Option 2, Hard Reset LG K71 Factory Default using Hardware Secret Button Key


In some conditions, we can not do anything at LG K71 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 K71 with hardware key button:

  1. Turn off the LG K71
  2. Make sure the battery LG K71 already full or more than 50%
  3. Press together and hold the Power Button + Volume Down Button
  4. If the Logo appear, then release the Power Button (do not release the Volume Down Button), then continue to press again the Power Button until Recovery mode / Factory reset menu appear, then we can release all button now.
  5. Choose wipe data/factory reset using Volume Button, and press Power Button to Enter or OK
  6. The LG K71 will continue master reset, wait for several minutes until the phone start like new again.


How to Unlock or Fix or Bypass or Solutions for LG K71 forgot password code or security lock screen pattern or pin (lost password)?

There are many installed applications after use LG K71 for several months. We also will have many private or photos videos which taken from three rear camera 48 megapixel for wide + 5 megapixel for ultrawide + 5 megapixel for DoF or Bokeh effect. Please secure all important data from unauthorized people when LG K71 away from us or lost or stolen.

We can use fingerprint or face detection for security protections. After register fingerprint or face unlock, then please choose secondary protections like screen lock pattern or password or pin. The fingerprint or face recognizing will not work after LG K71 finish reboot or restart. We have to use secondary protections for activate. The problems will be happen when we forgot security answer or fingerprint can not recognize for unlock, what should we do?

Do not worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at LG K71 use registered Google account. We have to force hard reset or master format using hardware button combination key like steps at #option 2 above.

After finish hard reset, this phone will ask for Verify your account with previous Google Account that has been used before performing hard reset. Please note that Google account is very important. This phone already use latest version of Android operating system, therefore LG K71 implement FRP (factory reset protection) to make our phone safe from hard reset when stolen or lost.


Is That Any Secret Code for Doing Format LG K71?

There is no secret hidden code for LG K71 to make it back to factory default. Do the options above to hard reset it.


How to Format or Erase Phone Memory at LG K71 ?

There are two phone memory type at LG K71 , one is internal memory and the other one is external memory. If we want to format internal memory phone then we have to do hard reset or reformat the operating system of LG K71 as well. Please use menu setting to do hard reset or reformat using #option 1 above, but make sure to give checkbox mark at Erase Internal SD card / Internal storage. Then it will reformat the factory default operating system and remove or erase any data inside internal memory.

To reformat or wipe or erase all data at external memory, we can use menu Setting > Storage > Erase Internal Storage / SD Card. Please always make sure all data has already backup before reformat or wipe everything, because it is hard to recover formatted / wiped data at internal or external storage.


How to Make Battery of LG K71 Stronger, Life Longer and Not Fast to Drain ?

This phone use 4000 mAh non removable battery. Some users can use this phone one day without recharge. But some other users can last only half day, especially who use it for playing games or watch movie. Please do some adjustment to make LG K71 (LMQ730HA / LM-Q730HA) battery work more longer. Please make LCD screen brightness as low as possible and disable all not use connections like GPS or Bluetooth or Wifi. NFC is not available on LG K71.

The information from this page describe about lg k71 phone how to set home screen. If you need another resource for hard reset, use search function at this homepage or find from our related posts.