How to Easily Master Format OPPO RENO9 with Safety Hard Reset?

Tips and tricks to fix OPPO RENO9 problems. This phone work fast for broadband Internet access, because it has 5G connection that powered by Qualcomm SM7325 Snapdragon 778G processor and has dedicated GPU (graphic processor unit) Adreno 642L for graphic rendering. We can use Android 13 as factory default operating system that work with ColorOS 13.

The screen use AMOLED 6.7 inches and has high refresh rate 120Hz for smooth scrolling and transitions. We can take good photos and videos using dual main camera 64 megapixel for wide + 2 megapixel for depth of field. We will give more review and information about how to solve troubles of OPPO RENO9 (PHM110) at www.hard-reset.org community.

What are Advantages of OPPO RENO9 Specifications and Features?

  • Network GSM 3G HSDPA or 4G LTE + 5G with Dual simcard slot
  • LCD 6.7 inches 20:9 aspect ratio + 120Hz
  • Processor Octa-core 1×2.4 GHz Cortex-A78 & 3×2.2 GHz Cortex-A78 & 4×1.9 GHz Cortex-A55
  • GPU Adreno 642L
  • Bluetooth / GPS / Wifi / NFC
  • Memory Internal 256 GB with 8 GB or 12 GB RAM
  • Memory Internal 512 GB with 12 GB RAM
  • Main Camera Dual 64 MP f/1.8 + 2 MP f/2.4
  • Main Camera Features autofocus, LED flash
  • Front Camera 32 MP for video conference and selfie photography
  • Operating System Android 13
  • Battery Li-Po 4500 mAh

Solutions To Fix Camera Issues on OPPO RENO9


Some users can not use OPPO RENO9 front camera or main camera. Follow this page to solve OPPO RENO9 troubles.

How to Fix or Problem Solving for Recovery OPPO RENO9 hang or not responding or malfunctions or stuck or freezing or bricked ?

OPPO RENO9 already use new Android 13 when release at the market. We can choose to buy 256 GB or 512 GB. This phone does not have external memory for MicroSDXC. Please read many user reviews before install new or not famous apps, because some of them may contain viruses or malware or threat. They can stolen our data or install unknown apps.

Some troubles might happen on our OPPO RENO9 such as hang or freezing or become slowly/lagging 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 RENO9 ?

OPPO RENO9 (PHM110) has big RAM with 8 GB or 12 GB. However, some installed applications 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 RENO9 turning off or shutdown.

Performing reboot or restart is recommended anytime we want, because it can help to make our OPPO RENO9 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 RENO9 ?

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 RENO9 with flash drive at USB OTG port.

If our OPPO RENO9 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 OPPO RENO9


There are many important data that will saved inside this phone. Follow some tips and tricks at this page to do automatic backup all data inside OPPO RENO9 with free and easy steps.

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 RENO9 with software menu

  1. Turn on the OPPO RENO9
  2. Make sure the battery is not empty
  3. Backup important data at OPPO RENO9 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 RENO9 will do the master reset process.

hard reset oppo reno9

#Option 2, Hard Reset OPPO RENO9 Factory Default using Hardware Secret Button Key

If we can not go to menu, or OPPO RENO9 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 RENO9
  2. Make sure the battery OPPO RENO9 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 RENO9 will continue master reset, wait for several minutes until OPPO RENO9 start like new again.

How to Unlock or Fix or Bypass or Solutions for OPPO RENO9 forgot password code or security lock screen pattern or pin (lost password)?

This phone will have many important data, photos videos or apps. Therefore we have to protect all private data from unauthorized people especially when this phone away from us or lost or stolen. Fingerprint and face detection is recommended to use for first protections.

Please choose secondary protection for backup like pin or password or screen lock pattern, because after OPPO RENO9 reboot or restart, the fingerprint or face unlock 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 RENO9 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.

HOW TO FORCE SOFT RESET OR RESTART OR REBOOT OPPO RENO9 LOCKED SMARTPHONE?

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 RENO9 ?

There is no secret hidden code for OPPO RENO9 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 RENO9 ?

When we need to remove or wipe any data and applications from OPPO RENO9, 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 RENO9.

How to Make Battery of OPPO RENO9 Stronger, Life Longer and Not Fast to Drain ?

OPPO RENO9 (PHM110) has 4500 mAh battery capacity. It has fast charging 67W. However, some users get battery issues when they use for long time continuously. Please do some adjustment to make OPPO RENO9 battery work more longer. Please make LCD screen brightness as low as possible and disable all not use connections like GPS or WiFi or NFC or Bluetooth.

Leave a Comment