How to Easily Master Format OPPO F17 PRO with Safety Hard Reset?

Tips and tricks to fix OPPO F17 PRO (CPH2119) problems. This phone does not have 5G data connections. It has dual simcard slot for standby together, but we only can received one call at one time, the other number will call waiting. When the first time release in the market, Android 10.0 already installed and ready to use with ColorOS 7.2 Oppo user interface.

OPPO F17 PRO use Super AMOLED screen type for vivid color view at 6.43 inches size with Full HD+ 1080 x 2400 pixels resolution. This phone powered by Mediatek Helio P95 processor with dedicated GPU (graphic processor unit) PowerVR GM9446 for good graphic rendering experience. Some users get issue when using OPPO F17 PRO hardware or software. Therefore we will try to give more solutions, reviews and information about how to solve OPPO F17 PRO (CPH2119) troubles at community.

What are Advantages of OPPO F17 PRO Specifications and Features?

  • Network GSM 3G HSDPA or 4G LTE with Dual simcard slot
  • LCD 6.43 inches 20:9 aspect ratio
  • Processor Mediatek Helio P95
  • Bluetooth / GPS / Wifi
  • Memory Internal 128 GB with 8 GB RAM
  • GPU PowerVR GM9446
  • Main Camera Quad 16 MP + 8 MP + 2 MP + 2 MP
  • Main Camera Features autofocus, LED flash
  • Front Camera 16 MP for video conference and selfie photography
  • Operating System Android 10.0
  • Battery Li-Po 4015 mAh

Tips and Solutions To Fix Camera Issues On OPPO F17 PRO

How to Fix or Problem Solving for Recovery OPPO F17 PRO hang or not responding or malfunctions or stuck or freezing or bricked ?

It is important to have big internal memory for keep many applications and data. This phone has 128 GB internal storage with dedicated external memory MicroSD / MicroSDXC slot for extend the storage. We can install many important applications from Google Play Store like Facebook, Instagram, WeChat, Whatsapp, TikTok, Zoom and some other more.

But some apps inside Google Play Store may contain viruses or malware, mostly new nor not famous applications. We have to read many user reviews if we want to install that apps, otherwise our OPPO F17 PRO (CPH2119) will get troubles like become slowly or hang or stuck or broken or frozen or LCD touch screen not responsive. 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 F17 PRO. We are not recommended to install APK from unknown resource for safety reasons.

How to Force Shutdown or Force Soft Reset or Reboot or Restart OPPO F17 PRO ?

This phone has big 8 GB RAM for multitasking. But sometime installed applications may crash or corrupt. Our OPPO F17 PRO 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 F17 PRO 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 F17 PRO 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 F17 PRO ?

We can use external memory MicroSD to backup all important data inside internal memory to external 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.

If our OPPO F17 PRO 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 F17 PRO

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 F17 PRO with software menu

  1. Turn on the OPPO F17 PRO
  2. Make sure the battery is not empty
  3. Backup important data at OPPO F17 PRO 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 F17 PRO will do the master reset process.

hard reset oppo f17 pro

#Option 2, Hard Reset OPPO F17 PRO Factory Default using Hardware Secret Button Key

If we can not go to menu, or OPPO F17 PRO 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 F17 PRO
  2. Make sure the battery OPPO F17 PRO 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 F17 PRO will continue master reset, wait for several minutes until OPPO F17 PRO start like new again.

How to Unlock or Fix or Bypass or Solutions for OPPO F17 PRO forgot password code or security lock screen pattern or pin (lost password)?

After use several months, OPPO F17 PRO (CPH2119) internal memory will have a lot of applications and important data. We also will have many private photos videos which taken from four rear camera or dual front camera for selfie photo. Of course we do not want our confidential data can be access by unauthorized people when this phone stolen or lost or away from us, therefore we need to activate security protections.

Fingerprint is located under display. We have to register our finger several time to make it recognize for unlock. Front camera also can use for security face unlock recognizing. But we still need to activate secondary protection for backup such as screen lock pattern or password or pin. Please note, OPPO F17 PRO fingerprint or face detection can not work once this phone reboot or restart. 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 F17 PRO 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 toVerify 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 F17 PRO, 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 F17 PRO ?

There is no secret hidden code for OPPO F17 PRO to make it back to factory default. Do the options above to hard reset it.

How to Format or Erase Phone Memory at OPPO F17 PRO ?

If we want to format internal memory phone then we have to do hard reset or reformat the operating system of OPPO F17 PRO 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 F17 PRO Stronger, Life Longer and Not Fast to Drain ?

OPPO F17 PRO (CPH2119) use 4015 non removable battery. This phone already included with fast charging 30W technology with VOOC 4.0. Many users can use this phone full one day for standard activity. If we have many group chat or play games or watch movie several hours continuously, then we have to do some adjustment to make OPPO F17 PRO battery work more longer. Please make LCD screen not to bright and disable all not use connections like Bluetooth or Wifi or GPS. OPPO F17 PRO does not have NFC.

Leave a Comment