How to Easily Master Format SAMSUNG GALAXY A03S with Safety Hard Reset?

Tips and tricks to fix SAMSUNG GALAXY A03S problems. This is low end smartphone without 5G connection, but we can use 4G LTE at dual simcard slot. It is powered by MediaTek MT6765 Helio P35 with dedicated GPU (graphic processor unit) PowerVR GE8320 for simple gaming graphic rendering. We can run applications with Android 11 operating system together with One UI 3.1 Core.

The 6.5 inches screen size is ready to use with HD resolution at 720 x 1600 pixels. We can see small notch drop for 5 megapixel front camera at top screen. We will give more information, solutions and reviews when we get troubles of SAMSUNG GALAXY A03S software or hardware at community.

What are Advantages of SAMSUNG GALAXY A03S Specifications and Features:

  • GSM 3G HSDPA with 4G LTE, Dual Simcard
  • LCD 6.5 inches
  • Internal memory 32 GB with 3 GB RAM
  • Internal memory 64 GB with 4 GB RAM
  • Main Camera Triple 13 MP f/2.2 + 2 MP f/2.4 + 2 MP f/2.4
  • Main Camera Features autofocus, LED flash
  • Front Camera 5 MP for video conference & selfie photography
  • Processor Octa-core 4×2.35 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53
  • GPU PowerVR GE8320
  • Operating system Android 11
  • Battery Li-Ion 5000 mAh

Solutions To Fix Camera Issues On SAMSUNG GALAXY A03S

How to Fix or Problem Solving for Recovery SAMSUNG GALAXY A03S hang or not responding or malfunctions or stuck or freezing or bricked ?

The cheapest price use 32 GB internal storage, but we also can buy 64 GB storage if we want to pay more. We still can use additional storage with MicroSDXC because this phone has dedicated external memory slot. There are many productivity applications that we can download from Google Play Store.

Please be careful when we want to download new or not famous applications, because some of them may contain viruses or malware that can make troubles if installed on our SAMSUNG GALAXY A03S such as become slowly or stuck or bricks or hang or LCD touch screen not responding or frozen. Google will not give Verified by Play Protect information when the applications are not safe. We need to read several user reviews before install that kind of apps.

When we get this problems, we need to remove any temporary files and caches from SAMSUNG GALAXY A03S by performing reboot or restart. We need to install good antivirus like NORTON or AVAST to scan all applications and bad settings inside this phone.

If the problems still happen, then we have to force hard reset or master format to factory default reset with one of the options above. Please note, doing hard reset will remove all important data and installed applications. We need to backup all important data before performing hard reset. For safety reasons, we suggest to stay away from unknown APK, because some of them are not dangerous.

Simple Solutions To Improve Slowly Performance of SAMSUNG GALAXY A03S

How to Force Shutdown or Force Soft Reset or Reboot or Restart SAMSUNG GALAXY A03S ?

We can have 3 GB or 4 GB RAM. After installed many applications, some of them may crash or corrupt that can make SAMSUNG GALAXY A03S frozen or hang or LCD touch screen not responsive. We have to force soft reset or reboot or restart to clean temporary files.

Please press and hold POWER BUTTON + VOLUME DOWN BUTTON to shutdown or restart. We can turn it on again by pressing POWER BUTTON. Do not worry with our data and applications, because soft reset process will not remove any important files. We can do this process anytime we want, especially when some strange situations happen on SAMSUNG GALAXY A03S.

We also can do soft reset procedure when our phone still at ON positions, by press and hold POWER BUTTON for several seconds, then the pop-up menu will appear for Shutdown / Reboot / Power off.

Solutions and Tricks For Reset Forgot Samsung Account

How to backup data or Contact at SAMSUNG GALAXY A03S ?

This phone has external memory MicroSD slot. We can copy all important data from internal memory to MicroSD using Android file manager applications. Do not forget to backup photos and videos from internal memory for backup.

We can use USB data cable for connect SAMSUNG GALAXY A03S with computer PC. After our computer can recognize our phone, then use computer File Manager for browse important files inside internal memory and copy to our computer.

If our SAMSUNG GALAXY A03S 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.

More Complete Solutions To Backup & Restore Data / Contact / Photos on SAMSUNG GALAXY A03S

#Option 1, How to Hard Reset SAMSUNG GALAXY A03S with software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY A03S battery already charge properly
  3. Go to menu:Setting >General tab> Backup & Reset > Factory data reset > Reset device
  4. ChooseErase Everything
  5. SAMSUNG GALAXY A03S will do the process to Master Reset to Factory Default

hard reset samsung galaxy a03s

#Option 2, How to Hard Reset SAMSUNG GALAXY A03S with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY A03S charge properly or battery have more then 50% capacity
  2. Turn off SAMSUNG GALAXY A03S
  3. Press and hold together :Power Button + Volume Upuntil Logo appear, then release all button
  4. Please wait until we see the menu at LCD screen, chooseWipe Data/Factory ResetwithVolume Buttonto select and usePower Buttonto ok or enter.
  5. The SAMSUNG GALAXY A03S will do the process of restoring to factory default without any password or passcode (hard reset).

Solutions To Fix Overheat / Hot Temperature Issues On SAMSUNG GALAXY A03S

How to Unlock or Fix or Bypass or Solutions for SAMSUNG GALAXY A03S forgot password code or security lock screen pattern or pin (lost password)?

This phone comes with 32 GB or 64 GB storage. Some installed applications will have several important data. We also will have many photos videos from triple cameras 13 megapixel wide and dual 2 megapixel for macro & DoF or bokeh effect. We have to make sure all data are secure from unauthorized people especially when this phone stolen or lost or away from us.

There are two options for first protection, whether using facial recognizing or fingerprint sensor. Secondary protections need to choose for backup like screen lock pattern or pin or password, because the fingerprint or face detection will not work after SAMSUNG GALAXY A03S reboot or restart. However, the problems will be happen when we forgot all security protection answer, including fingerprint or face detection, what should we do?

If we forgot the security protection, then we have to force hard reset or reformat to factory default by using hardware button combination key like steps at #option 2 above. This phone has FRP (factory reset protection) for secure our phone when stolen or lost. After reformat procedure finish, then we have to bypass the FRP by verified using previous Google account / Gmail account username and password.

We also recommended to activate or create SAMSUNG ACCOUNT at SAMSUNG GALAXY A03S, because it can help us to bypass forgotten security protections.


When SAMSUNG GALAXY A03S 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. For bypass FRP:Verify your account with previous Google Account.

How To Fix Insufficient Memory Issues on SAMSUNG GALAXY A03S?


This is the way to help for unlock or bypass forgotten security protection at SAMSUNG GALAXY A03S. 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 A03S, 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 or Samsung Account.

Is That Any Secret Code for Doing Format SAMSUNG GALAXY A03S ?

We can try to use secret code for doing hard reset SAMSUNG GALAXY A03S is *2767*3855# (some Samsung hardware or firmware update will not work with this code). But please remember to always be careful typing that code, because the SAMSUNG GALAXY A03S will do hard reset and remove all data also installed applications.

How to Format or Erase Phone Memory at SAMSUNG GALAXY A03S ?

If we want to erase all data, files and installed applications from SAMSUNG GALAXY A03S, we have to do hard reset or reformat using menu like #option 1 above. We need to choose the checkbox mark for erase or remove data at internal / external memory. All data will be clean up from our SAMSUNG GALAXY A03S including Google account and Samsung account.

How to Make Battery of SAMSUNG GALAXY A03S Stronger, Life Longer and Not Fast to Drain ?

The battery use non removable 5000 mAh capacity. It is work with fast charging 15W technology. We can use this phone full one day without need to recharge for standard activity. However, if we use this phone too much, then the battery will not enough. We have to do some adjustment like make LCD screen brightness as low as possible and disable all not use connections like GPS or Wifi or Bluetooth. NFC is not installed on SAMSUNG GALAXY A03S.

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