Tips and tricks to fix OPPO A33 (2020) problems. This is entry level smartphone with Android 10.0 operating system together with ColorOS 7.2 Oppo user interface. It is powered by Octa Core Qualcomm processor SM4250 Snapdragon 460 and for graphic rendering, supported by Adreno 610. Do not expect to get 5G connection because it will make selling price become more expensive. However, having 4G LTE for Snapdragon 460 give good experience.

The screen use IPS 6.5 inches width HD resolution at 720 x 1520 pixels. We already get factory default scratch resistance Corning Gorilla Glass 3. Usually users still give 3th party screen protection. 8 megapixel front camera is located at top right screen. Some users get issue when using OPPO A33 (2020) software or hardware. We will try to give more solutions, reviews and information about how to solve troubles of OPPO A33 (2020) at community.


What are Advantages of OPPO A33 (2020) Specifications and Features?

  • Network GSM 3G HSDPA or 4G LTE with Dual simcard slot
  • LCD 6.5 inches 19:9 aspect ratio
  • Processor Octa-core 4×1.8 GHz Kryo 240 & 4×1.6 GHz Kryo 240
  • GPU Adreno 610
  • Bluetooth / GPS / Wifi
  • Memory Internal 32 GB
  • RAM 3 GB or 4 GB
  • 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 8 MP for video conference and selfie photography
  • Operating System Android 10.0
  • Battery Li-Po 5000 mAh



Solution To Fix Camera Issues On OPPO A33


How to Fix or Problem Solving for Recovery OPPO A33 (2020) hang or not responding or malfunctions or stuck or freezing or bricked ?

This phone has 32 GB internal memory. This capacity is not too big for standard smartphone, because some space already use for operating system and factory default applications. Therefore we only suggest to install important applications from Google Play Store.

Beside the minimum internal storage, we also need to know that some new or not famous apps may contain viruses or malware that can make troubles at our OPPO A33 (2020) like become slowly or hang or stuck or broken or frozen or LCD touch screen not responsive. Therefore we have to read many user reviews before install any applications to make sure everything safe. These kind of apps will not get Verified by Play Protect information / icon.

If we get this problem, we have to try remove temporary files and caches inside this phone, because some troubles can be solve with this steps. If we are suspected infected by virus, then please install one good antivirus like Avast or Norton, then scan all content inside this phone. However, if the problems still happen, then we have to do hard reset to reformat our phone. Please remember, doing hard reset or master format can make our important data removed or wiped from this phone, this is also happen with all Google account which will remove from OPPO A33 (2020). We are not recommended to install APK from unknown resource for safety reasons.


How To Fix Slowly Lag Issues On OPPO A33?


How to Force Shutdown or Force Soft Reset or Reboot or Restart OPPO A33 (2020) ?


OPPO A33 (2020) RAM options are 3 GB or 4 GB for run multitasking. But sometime installed applications may crash or corrupt. Our OPPO A33 (2020) will run not normal such as become hang or LCD touch screen not responding with any finger touch. We need to do soft reset or reboot to remove temporary files and caches. Please press and hold POWER button until OPPO A33 (2020) shutdown or turn off by itself.

After this phone 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 OPPO A33 (2020) 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 OPPO A33 (2020) ?

This phone has external memory slot. We can backup all important data from our OPPO A33 (2020) using Android file manager to our external memory MicroSD.

we can use USB data cable to connect with computer. After our phone recognize by computer, then choose important files using computer file manager and copy to safety location at our computer.

If our OPPO A33 (2020) 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 / Photos / Contact On OPPO A33


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 OPPO A33 (2020) with software menu

  1. Turn on the OPPO A33 (2020)
  2. Make sure the battery is not empty
  3. Backup important data at OPPO A33 (2020) because all data and applications will be erase or delete
  4. Go to Menu :  Setting 
  5. Choose Tab : General
  6. Press Backup & Reset > Restore factory setting
  7. Better you not check anything at the option if you do not want to erase data at data partition at internal memory
  8. Choose Reset phone 
  9. The OPPO A33 (2020) will do the master reset process.


hard reset oppo a33 2020

#Option 2, Hard Reset OPPO A33 (2020) Factory Default using Hardware Secret Button Key

If we can not go to menu, or OPPO A33 (2020) can not turn on or hang or stuck or frozen so we can not access the menu setting or nothing happen while touch the screen, then try to factory reset with secret button and hardware key

  1. Turn off the OPPO A33 (2020)
  2. Make sure the battery OPPO A33 (2020) 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 button, after that we will enter some menu
  5. Choose wipe data / factory reset using Volume Button, and press Power Button to Enter or OK
  6. The OPPO A33 (2020) will continue master reset, wait for several minutes until OPPO A33 (2020) start like new again.


How to Unlock or Fix or Bypass or Solutions for OPPO A33 (2020) forgot password code or security lock screen pattern or pin (lost password)?

Security is one important things that we need to activate, because our phone will have many confidential data. With triple camera 13 megapixel wide + double 2 megapixel for macro and DoF, there will be many private photos videos. Therefore we need to secure our data from unauthorized people when OPPO A33 (2020) away from us.

Fingerprint is recommended to use. This sensor located at back side body. We need to register our finger several time to make it recognize for unlock. Face detection can be use with 8 megapixel front camera. Please note, OPPO A33 (2020) fingerprint and face unlock can not work after restart or soft reset. We have to use screen lock pattern or password or pin to unlock for the first time. The problems will start happen when we can not unlock this phone or fingerprint can not work. What should we do?

Don’t worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at OPPO A33 (2020) use registered Google account. But we have to force hard reset or master format using hardware button combination key like steps at #Option 2 above. New OPPO smartphone already use 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 to Verify your account with previous Google Account. This procedure target is to make sure that this phone is really belong to us.

At some Android version, we can bypass using previous installed Google account username and password after finish performing hard reset or master format. But at some other version update, we still have to type our screen lock pin or password protections. We can bypass using software at personal computer, but these steps are complicated for many users. Therefore we suggest to ask OPPO service center for bypass protections, but we have to proof that this is our phone. We also recommended to activate or create OPPO ACCOUNT at OPPO A33 (2020), because it can help us to bypass forgotten security protections.


If we can not turn off our OPPO smartphone, then please force soft reset or reboot by press POWER BUTTON + VOLUME UP BUTTON for several seconds (usually less then 10 seconds) until this phone reboot by itself.


Is That Any Secret Code for Doing Format OPPO A33 (2020) ?

There is no secret hidden code for OPPO A33 (2020) to make it back to factory default. Do the options above to hard reset it.


How to Format or Erase Phone Memory at OPPO A33 (2020) ?

If we want to format internal memory phone then we have to do hard reset or reformat the operating system of OPPO A33 (2020) 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 OPPO A33 (2020) Stronger, Life Longer and Not Fast to Drain ?

OPPO A33 (2020) use non removable battery at 5000 mAh. This capacity is big enough for most users. They can use it more then one day. However, if we use this phone too much for playing games or watch movie, then the battery will drain faster. Please do some adjustment for make OPPO A33 (2020) battery work more longer by make LCD brightness as low as possible and disable all not use connections like GPS or Bluetooth or Wifi. OPPO A33 (2020) is cheap price, therefore this phone does not have NFC connection.