How to Easily Master Format OPPO A18 with Safety Hard Reset?

Tips and tricks to fix OPPO A18 problems. This phone work with Android 13 operating system and use ColorOS 13.1 Oppo user interface when the first time released. We can use two different phone numbers at dual simcard slot. It can not work with 5G because the processor use Mediatek MT6769 Helio G85, but 4G LTE is more then enough for broadband Internet access.

The screen size is 6.56 inches HD resolutions. The body has IP54 rating for splash of water resistant, however we can not bring this phone to swim because it is not water proof smartphone. We will give more solutions and information reviews about how to solve troubles of OPPO A18 at community.

What are Advantages of OPPO A18 Specifications and Features?

  • Network GSM 3G HSDPA or 4G LTE with Dual simcard slot
  • LCD 6.56 inches 20:9 aspect ratio
  • Processor Octa-core 2×2.0 GHz Cortex-A75 & 6×1.8 GHz Cortex-A55
  • GPU Mali-G52 MC2
  • Bluetooth / GPS / Wifi
  • Memory Internal 64 GB or 128 GB
  • RAM 4 GB
  • Main Camera Dual 8 MP f/2.0 + 2 MP f/2.4
  • Main Camera Features autofocus, LED flash
  • Front Camera 5 MP for video conference and selfie photography
  • Operating System Android 13
  • Battery Li-Po 5000 mAh

Solution To Fix Camera Issues on OPPO A18

This phone has dual rear cameras and single front camera. Follow this page to fix OPPO A18 camera problems.

How to Fix or Problem Solving for Recovery OPPO A18 hang or not responding or malfunctions or stuck or freezing or bricked ?

This is mid-end smartphone with Mediatek MT6769 Helio G85 processor. We can install some important applications from Google Play Store. But we have to read many user reviews before install new or not famous apps, because some of them may contain viruses or threat or malware.

Our OPPO A18 will get some troubles like become hang or lagging or freezing or become slowly or stuck or broken or LCD touch screen not responsive. These kind of apps will not get Verified by Play Protect information / icon.

What do we have to do? Please try to remove temporary files and caches from internal memory by performing soft reset or reboot. We might get some help from antivirus applications like AVAST or NORTON to find suspected application and fix some bad setting options.

We also can clean temporary files and caches anytime by performing reboot or restart. This procedure will not remove any installed applications and important data, therefore we can do this process anytime we want. Please do not install APK from unknown resource for safety reasons.

How to Force Shutdown or Force Soft Reset or Reboot or Restart OPPO A18 ?

OPPO A18 has 4GB RAM. Some other installed applications also might get hang that make LCD touch screen not responding. We have to force reboot or soft reset or restart by press and hold POWER button until OPPO A18 turning off or shutdown.

Performing reboot or restart is recommended anytime we want, because it can help to make our OPPO A18 become faster. It will remove any temporary files and caches. All applications and data will not removed or wipe because of soft reset or reboot or restart.

How to backup data or Contact at OPPO A18 ?

This phone has external memory slot for MicroSDXC memory card. We can copy and paste all important files, photos, videos from internal memory using Android file manager.

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. We also can connect OPPO A18 with flash drive at USB OTG port.

If our OPPO A18 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 below may not work for some devices because of firmware update version or hardware troubles or some other possibilities.

#Option 1, Hard Reset OPPO A18 with software menu

  1. Turn on the OPPO A18
  2. Make sure the battery is not empty
  3. Backup important data at OPPO A18 because all data and applications will be erase or delete
  4. Go to Menu : Setting
  5. Choose Tab :General
  6. PressBackup & 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. ChooseReset phone
  9. The OPPO A18 will do the master reset process.

hard reset OPPO A18

#Option 2, Hard Reset OPPO A18 Factory Default using Hardware Secret Button Key

If we can not go to menu, or OPPO A18 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 A18
  2. Make sure the battery OPPO A18 already full or more than 50%
  3. Press together and hold thePower Button + Volume Down Button
  4. If the Logo appear, then release the button, after that we will enter some menu
  5. Choosewipe data / factory resetusingVolume Button, and pressPower Buttonto Enter or OK
  6. The OPPO A18 will continue master reset, wait for several minutes until OPPO A18 start like new again.

How to Unlock or Fix or Bypass or Solutions for OPPO A18 forgot password code or security lock screen pattern or pin (lost password)?

This phone has fingerprint sensor or use 5 megapixel facial recognizing for secure our phone from unauthorized people especially when OPPO A18 away from us or lost or stolen, because it will have many important data and private photos and videos that capture using dual camera 8 megapixel for wide and 2 megapixel for depth of field.

We have to activate secondary protection for backup like pin or password or screen lock pattern. Why? Because after OPPO A18 restart or reboot, the fingerprint or face detection will not work. However, the problems will start happen when we can not unlock this phone or fingerprint can not work. What should we do?

If we forgot or can not unlock OPPO A18 security protection, then nothing we can do unless doing hard reset or master format using hardware button combination key like steps at #option 2 above. For more security protection, latest Android version has FRP (factory reset protection), therefore it will ask for previous Google account username and password to bypass FRP question.


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 A18 ?

There is no secret hidden code for OPPO A18 to make it back to factory default. We need to choose one following options above to hard reset.

How to Format or Erase Phone Memory at OPPO A18 ?

When we need to remove or wipe any data and applications from OPPO A18, then please performing hard reset or reformat. Please choose Erase all data / Internal storage when our phone has that menu. Performing hard reset or reformat will remove any registered Google account from OPPO A18.

How to Make Battery of OPPO A18 Stronger, Life Longer and Not Fast to Drain ?

OPPO A18 use 5000 mAh battery capacity. It can use for full day activity. However, if we want to use this phone more longer, we need to so some adjustment like make LCD screen brightness as low as possible and turn off all not use connections like GPS or WiFi or Bluetooth. NFC is not installed on OPPO A18.

Leave a Comment