Tips and tricks to fix OPPO RENO8 4G (CPH2457) problems. This 4G version of Reno 8 family. We can not use 5G connection because it is powered by Qualcomm SM6225 Snapdragon 680 processor. However, having 4G LTE is good enough for doing many activity. The Android 12 is ready to use when we open this phone from the box. It is work together with ColorOS 12.1 Oppo user interface.
This phone has dual simcard slot that can use for two different phone numbers. They can standby together, but only can received one phone call at one time. The screen use AMOLED with 6.43 inches LCD screen and 90Hz refresh rate. We will give more solutions and information reviews about how to solve troubles of OPPO RENO8 4G at www.hard-reset.org community.
What are Advantages of OPPO RENO8 4G Specifications and Features?
How to Fix or Problem Solving for Recovery OPPO RENO8 4G hang or not responding or malfunctions or stuck or freezing or bricked ?
This phone work with Qualcomm SM6225 Snapdragon 680 4G processor and has big internal storage 256 GB for install many applications. The external memory is ready to use with MicroSD card. Please be careful before install new or not famous apps. Because some bad developers create fake apps or games, but they may contain viruses or malware or threat.
If we need to install new or not famous apps, then we have to read many user reviews to know some information whether is it good or bad. Otherwise, our OPPO RENO8 4G will get some troubles like become hang or freezing or 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 RENO8 4G ?
OPPO RENO8 4G is mid-end smartphone, but it has big RAM capacity with 8 GB. We can run many multitasking apps for support our productivity. However, some installed applications might can get hang or make LCD touch screen not responding. We have to force reboot or soft reset or restart by press and hold POWER button until OPPO RENO8 4G turning off or shutdown.
Performing reboot or restart is recommended anytime we want, because it can help to make our OPPO RENO8 4G 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 Make Faster OPPO RENO8. Fix Lagging Issues?
This phone should work fast for doing many activity, but some users can not playing games because lagging. Follow this page to boost OPPO RENO8 speed performance easily.
How to backup data or Contact at OPPO RENO8 4G ?
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 RENO8 4G with flash drive at USB OTG port.
If our OPPO RENO8 4G 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 RENO8 4G with software menu
#Option 2, Hard Reset OPPO RENO8 4G Factory Default using Hardware Secret Button Key
If we can not go to menu, or OPPO RENO8 4G 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
How to Unlock or Fix or Bypass or Solutions for OPPO RENO8 4G forgot password code or security lock screen pattern or pin (lost password)?
This phone has under display fingerprint. We suggest to remove any 3th party screen protection or tempered glass to make OPPO RENO8 4G fingerprint sensor more faster or more accurate. It is important to secure all data, applications and photos videos that shoot from triple cameras 64 megapixel for wide + 2 megapixel for macro + 2 megapixel for depth of field, from unauthorized people when this phone stolen or lost or away from us.
we have to choose secondary protection for backup like pin or password or screen lock pattern. Why? Because after finish reboot, OPPO RENO8 4G fingerprint and face detection will not work. It will ask to unlock using secondary protections. 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 RENO8 4G 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 RENO8 4G ?
There is no secret hidden code for OPPO RENO8 4G 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 RENO8 4G ?
When we need to remove or wipe any data and applications from OPPO RENO8 4G, 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 RENO8 4G.
How to Make Battery of OPPO RENO8 4G Stronger, Life Longer and Not Fast to Drain ?
OPPO RENO8 4G CPH2457 has 4500 mAh battery capacity. The battery is not removable. It has fast charging 33W. Please do some adjustment if we want to make the battery work more longer. Please make LCD screen brightness as low as possible. We also need to turn off all not use connections like NFC or Bluetooth or WiFi or GPS.
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