Tips and tricks to fix REALME C15 problems. This phone still does not have 5G data connections, but we still can use 4G data broadband for video streaming or playing games, because it is powered by MediaTek Helio G35 with dedicated GPU (graphic processor unit) PowerVR GE8320, it will deliver responsive graphic rendering.

When the first time release in the market, it use Android 10.0 as factory default operating system together with Realme UI 1.0. The screen size is 6.5 inches Full HD+ resolutions. Some users get issue when use REALME C15 software or hardware. We will try to give more solutions, reviews and information about how to solve troubles of REALME C15 at community.


What are Advantages of REALME C15 Specifications and Features?

  • Network GSM 3G HSDPA or 4G LTE Dual simcard
  • LCD 6.5 inches 20:9 aspect ratio FHD+ Resolution
  • Processor Octa-core 2.3 GHz Cortex-A53
  • GPU PowerVR GE8320
  • Bluetooth / GPS / Wifi
  • Memory Internal 64 GB
  • RAM 3 GB or 4 GB
  • Main Camera Quad 13 MP f/2.2 + 8 MP f/2.3 + 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 6000 mAh



How to Fix or Problem Solving for Recovery REALME C15 hang or not responding or malfunctions or stuck or freezing or bricked ?

This is gaming smartphone using MediaTek Helio G35. The internal memory use 64 GB for install many applications. Some games need more bigger storage to keep data files, therefore we suggest to use external memory MicroSD / MicroSDXC for game data storage. We can find free or paid apps and games from Google Play Store.

But we must read many user review before download new or not famous applications, because some of them may contain viruses or malware that can make troubles of installed at our REALME C15 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, it will 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 REALME C15. 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 REALME C15 ?

RAM is important for multitasking, This phone has 3 GB or 4 GB RAM. But some applications may stuck or crash or corrupt when running on this phone. REALME C15 might 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 REALME C15 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 REALME C15 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 REALME C15 ?

We can use external memory to backup all important files and data inside REALME C15. Please use phone file manager and find important files, photos, videos and some other data, then copy/paste carefully to external memory.

We also can connect this phone using USB data cable to computer. After our computer finish recognizing our phone, then we can browse REALME C15 internal storage using computer file manager.

If our REALME C15 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 bellow may not work for some devices because of firmware update version or hardware troubles or some other possibilities.

#Option 1, Hard Reset REALME C15 with software menu

  1. Turn on the REALME C15
  2. Make sure the battery is not empty
  3. Backup important data at REALME C15 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 REALME C15 will do the master reset process.



hard reset oppo realme c15

#Option 2, Hard Reset REALME C15 Factory Default using Hardware Secret Button Key

If we can not go to menu, or REALME C15 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 REALME C15
  2. Make sure the battery REALME C15 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 REALME C15 will continue master reset, wait for several minutes until REALME C15 start like new again.


How to Unlock or Fix or Bypass or Solutions for REALME C15 forgot password code or security lock screen pattern or pin (lost password)?

This phone can be use for playing games, working and other entertainment. Some applications may keep important data. This phone also has for camera for daily activity. We will have many private photos videos or confidential files. Please secure all data from unauthorized people when REALME C15 away from us or lost or stolen.

We can use fingerprint which located at back side body. It will ask to register fingerprint when the first time setup from beginning. We need to choose secondary protection for backup, such as screen lock pattern or password pin protections. The problems will start happen when we can not unlock this phone or forgot security pattern / password / pin 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 REALME C15 use registered Google account. Previous Google account is very important because it can use to make this phone work after force from Hard Reset or Master Format to Factory Default.

New Realme 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. First, we have to force hard reset or master format our REALME C15 using hardware button combination key like steps at #option 2. After reformat finish, Android will ask for previous pin. 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 / REALME service center for bypass protections.


Is That Any Secret Code for Doing Format REALME C15 ?

There is no secret hidden code for REALME C15 to make it back to factory default. Do the options above to hard reset it.


How to Format or Erase Phone Memory at REALME C15 ?

There are two phone memory type at REALME C15, one is internal memory and the other one is external memory. If we want to format internal memory phone then we have to do hard reset or reformat the operating system of REALME C15 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 REALME C15 Stronger, Life Longer and Not Fast to Drain ?

REALME C15 have very big battery for support longer entertainment time. It has 6000 mAh with fast charging 18W technology. The battery is not removable. Many users can use this phone two days or more. But some heavy users who playing games or watching movie several hours continuously will get battery drain troubles.

We need to do some adjustment to make REALME C15 battery work more longer. First, please make LCD screen brightness as low as possible and disable all not use connections like GPS or Bluetooth or Wifi. REALME C15 does not have NFC.