Tips and tricks to fix SAMSUNG GALAXY A20 SM-A205F problems. This is cheap smartphone from Samsung which already use Android Pie version 9.0 as factory default operating system together with One UI (user interface). There are two version base by screen size, what are the differences between SAMSUNG GALAXY A20 vs SAMSUNG GALAXY A20E? The main different between these two types is the screen size. At SAMSUNG GALAXY A20 use 6.4 inches while at SAMSUNG GALAXY A20E use only 5.8 inches and of course the battery at SAMSUNG GALAXY A20E is smaller using 3000 mAh. The other features are similar. This phone comes with dual main camera 13 megapixel + 5 megapixel. Find more review and information about how to solve troubles of SAMSUNG GALAXY A20 (A20E) at community.


What are Advantages of SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) Specifications:

GSM 3G HSDPA with 4G LTE, Dual Simcard
LCD 6.4 inches at SAMSUNG GALAXY A20
LCD 5.8 inches at SAMSUNG GALAXY A20E
Internal memory 32 GB
Main Camera 13 MP f/1.9 autofocus, LED flash
Front Camera 5 MP for video conference & selfie photography
Processor Octa-core 1.6 GHz & 1.35 GHz
GPU Mali-G71 MP2
Operating system Android Pie version 9.0
Battery Li-Ion 4000 mAh



How to Fix or Problem Solving for Recovery SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) hang or not responding or malfunctions or stuck or freezing or bricked ?

This phone use Exynos 7884 processor and have 32 Gb internal memory with 3 GB RAM for multitasking applications. The capacity is already use to install operating system and some factory default application. We can use external microSD maximum 512 GB at its own slot without need to replace with second simcard. Some free storage still enough to install interesting applications from Google Play Store like Line Messenger, WeChat, Viber, Facebook, Whatsapp, Skype, Telegram, and some other more. There are some bad developer try to get some personal benefit by creating bad apps which contain viruses or malware, if we install that kind of apps, our SAMSUNG GALAXY A20 (SM-A205F) can become hang or stuck or bricks or frozen or LCD touch screen not responding. Therefore we suggest to read many user reviews before download new or not famous apps. Usually that bad apps will not get Verified by Play Protect information.

We have to try remove temporary files and caches by doing soft reset or reboot. When this phone can work again or can boot properly, then please try to download one good free Antivirus from Google Play Store like AVAST or NORTON. This antivirus will scan all installed apps and give recommendation setting for safety usage. If the problems still happen, then please do hard reset or master format like steps above. Hard reset will remove all important files, therefore we have to backup all data before performing hard reset. All account like Samsung account and Google account will also wipe or remove from SAMSUNG GALAXY A20 (SM-A205F) after finish hard reset. Please do not install any APK files from unknown resource, because it is very easy to make our phone get some troubles.

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How to Force Shutdown or Force Soft Reset or Reboot or Restart SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G)  ?

Please performing soft reset or reboot when our phone run not normal or hang or LCD touch screen not responsive with finger touch. We have to remove temporary files and caches inside SAMSUNG GALAXY A20 (SM-A205F) to make it work normally again. Please press and hold POWER button until SAMSUNG GALAXY A20 (SM-A205F) shutdown or turn off by itself. You may also try press and hold POWER + VOLUME DOWN button to shut it down. After it is 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 SAMSUNG GALAXY A20 (SM-A205F) 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 SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G)  ?


We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY A20 (SM-A205F) 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.


How To Backup SAMSUNG GALAXY A20 Data Photos Videos and Restore it Back?


#Option 1, How to Hard Reset SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) with software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY A20 (SM-A205F) battery already charge properly
  3. Go to menu: Setting > General tab > Backup & Reset > Factory data reset > Reset device
  4. Choose Erase Everything
  5. SAMSUNG GALAXY A20 (SM-A205F) will do the process to Master Reset to Factory Default


hard reset samsung galaxy a20

#Option 2, How to Hard Reset SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY A20 (SM-A205F) charge properly or battery have more then 50% capacity
  2. Turn off SAMSUNG GALAXY A20 (SM-A205F)
  3. Press and hold together : Power Button + Volume Up until Logo appear, then release all button
  4. Please wait until we see the menu at LCD screen, choose Wipe Data/Factory Reset with Volume Button to select and use Power Button to ok or enter.
  5. The SAMSUNG GALAXY A20 (SM-A205F) will do the process of restoring to factory default without any password or passcode (hard reset).


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How to Unlock or Fix or Bypass or Solutions for SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) forgot password code or security lock screen pattern or pin (lost password)?


SAMSUNG GALAXY A20 (SM-A205F) have dual camera at back side of body with 13 mp + 5 mp. If we like to take selfie pictures, then we can use 8 megapixel for beautiful result. After use several months, we will have many private pictures or videos and some confidential data. Therefore we have to give security protection to make it secure from unauthorized people when SAMSUNG GALAXY A20 (SM-A205F) away from us or stolen or lost.

This phone already have fingerprint at back side of body. We need to register our fingerprint several time to make it recognize to unlock. Face unlock also available. SAMSUNG GALAXY A20 (SM-A205F) also need to use secondary protections to backup when fingerprint can not understand with our finger. We can use screen lock pattern or password pin protections. The problems will be happen when we forgot security answer, what should we do?

Do not worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at SAMSUNG GALAXY A20 (SM-A205F) use registered Google account. But please note, we have to remember our Google account username and password, because new Samsung smartphone with latest Android version already implement FRP (Factory Reset Protection). FRP is important to secure our phone when it is stolen or lost. Android will ask for previous same Google account username and password after finish performing hard reset. Therefore we have to remember carefully our Google / Gmail username and password. We also recommended to activate or create SAMSUNG ACCOUNT at SAMSUNG GALAXY A20 (SM-A205F), because it can help us to bypass forgotten security protections.


When SAMSUNG GALAXY A20 (SM-A205F) turn ON but the screen locked then follow this steps: 

  1. Mare sure the battery is not empty or more then 50%
  2. When Screen ON but locked, please press and hold POWER BUTTON + VOLUME DOWN button about 5 seconds until the screen off
  3. When the screen off, please directly continue press POWER BUTTON + VOLUME UP button about 4 seconds and release all button
  4. Then you will go to recovery button, choose Wipe data / Factory Reset, then all data will be wipe or the operating system will be reformat to factory default
  5. Please note, this process need us to use previous Google account for authentication after hard reset finish


Please note, some update version of Android will not run with Google account for unlock. Therefore we suggest to activate or sign in Samsung Account at this phone to restore forgotten protections when we can not remember the answer.



This is the way to help for unlock or bypass forgotten security protection at SAMSUNG GALAXY A20 (SM-A205F). Although we are sure about our security protection, but sometime we may forget about the right answer. Please note, when we give security protection at our SAMSUNG GALAXY A20 (SM-A205F), it also give step to put our own PIN / PASSWORD as BACKUP PASSWORD / PIN. This backup PIN use to bypass or unlock forgotten security code later. Use above steps to unlock forgot password or screen lock pattern security protection using Google account or Gmail username and password.


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Is That Any Secret Code for Doing Format SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) ?

We can try to use secret code for doing hard reset SAMSUNG GALAXY A20 (SM-A205F) is *2767*3855#. But please remember to always be careful typing that code, because the SAMSUNG GALAXY A20 (SM-A205F) will do hard reset and remove all data also installed applications.


How to Format or Erase Phone Memory at SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) ?

There are two phone memory type at SAMSUNG GALAXY A20 (SM-A205F), 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 SAMSUNG GALAXY A20 (SM-A205F) 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.


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How to Make Battery of SAMSUNG GALAXY A20 (SM-A205F /SM-A205FN / SM-A205GN / SM-A205YN / SM-A205G) Stronger, Life Longer and Not Fast to Drain ?

4000 mAh battery is use at SAMSUNG GALAXY A20 (SM-A205F), while 3000 mAh for SAMSUNG GALAXY A20e version. However, both battery good enough to make this phone work full one day without need to recharge for standard usage. However, some heavy users need to use bigger battery, but unfortunately the battery is not removable. We need to do some adjustment to make battery SAMSUNG GALAXY A20 (SM-A205F) work more longer. Please make LCD screen brightness as low as possible. We also have to disable all not use connections like GPS or Bluetooth or Wifi.



How To Hard Reset or Reformat Factory Default SAMSUNG GALAXY A20 Without Password

This troubles usually happen at our phone because forgotten security protections. Basically we still can solve this problems, but we need to do hard reset or master format using hardware button combination key like steps at #option 2 above. It will wipe all installed applications and any important data as well and our SAMSUNG GALAXY A20 will start like new again. But we need to make sure this phone is belong to us.

How To Bypass Google Verification On SAMSUNG GALAXY A20

Some users have troubles after finish hard reset or master format to factory default, the SAMSUNG GALAXY A20 always ask for previous Google account. Google already implement FRP (factory data protection) to make our phone secure from unauthorized people. Please make sure we can sign-in with correct Gmail username and password. We can use Forgot Email / Forgot Password link from Google website to remind forgotten Google account at our phone.


Latest Discussions & Share Information:

[Q] Hi my little nephew gave me his galaxy A20 phone bc the screen was cracked and he got a new one. Mind you hes only 12 years old. He doesn't remember the code to unlock his phone. He doesn't mess around with Google like that and doesn't even remember setting a Google account up let alone his email and password. How can we data/factory reset his phone without putting in the Google information that the phone asks for? Is there any other way to figure out how to find out his code or get into the phone a different way? We need help and he needs his numbers in his contacts. Thank u
[A] Hi, unfortunately your Samsung Galaxy A20 already use secure Android Factory Reset Protections, therefore you have to bypass FRP using previous Google account. There are some 3th party tricks to bypass Samsung Galaxy A20 FRP, but some firmware upgrade has been fix that bugs. Please try consult with Samsung authorized service center near your location.

[Q] I hard reset my samsung a20e then i forgot my google account can i open it?
[A] Hi, when the first time Samsung Galaxy A20 release in the market, your phone has been installed with Android Pie 9.0. That phone has been protected with FRP or factory reset protection to keep your phone safe when stolen or lost, so nobody can not use although they are force performing hard reset. Therefore you have to verified with previous Google account username and password after this phone finish reformatted.

The information from this page describe about Samsung a20 master passwod open. If you need another resource for hard reset, use search function at this homepage or find from our related posts.

Important Solutions For SAMSUNG GALAXY A20 :