Easy solutions for slow OPPO A15 troubles. This phone release with Android 10 with ColorOS 7.2 that work on 6.52 inches LCD screen for playing games or run any productivity applications. We can install several applications from Google Play Store on 32 GB internal memory. However, some users get lagging issues when running this phone. What should we do? Please read some information about how to make OPPO A15 run more faster.


Why OPPO A15 Performance Become Slow and Not Responsive ?

We have to know that the most important features that can make our OPPO A15 run faster or slower is the processor. OPPO A15 use Mediatek MT6765 Helio P35 64 bit processor that work with great performance for running any applications. The processor has octa core CPU that work for two different functions. If we use heavy intensive applications, then it will use 4×2.35 GHz Cortex-A53 CPU. But we only open some light applications or do simple Internet browsing, then it will use 4×1.8 GHz Cortex-A53 CPU.

However, this processor has limited performance when running some applications. Moreover, if many apps run together, then this phone will run more slower performance. Beside processor, RAM size also very important for multitasking performance. This phone have limited RAM at 2 GB or 3 GB.

Every running applications will consume some RAM to make multitasking experience work better. If we open too many applications together, then RAM will be insufficient, and this phone will try to look for idle applications for force close to give more RAM resources. When this process happen, OPPO A15 will freezing for a while. Please do not install or run too many applications together.


In many case, the lagging troubles will happen when run too many applications together, it will consume more RAM and processor resources. Therefore we suggest to uninstall some not use applications if we do not really use that apps. Some of them will run in the background to wait data update and consume more RAM. Remove some applications will help this phone to run more faster.

solution to fix slowly issues on oppo a15

It is important to free up some internal storage capacity on OPPO A15, because beside RAM, if the internal storage is full, then the performance of OPPO A15 also will be reduced or become slowly.

Some issue of OPPO A15 lag happen because of applications. But we also find some OPPO A15 become lagging because the usage of non original firmware or custom rom.


Why OPPO A15 Lagging or Slowly When Playing Some Games ?

GPU or graphic processor unit is main hardware that need to run faster graphic rendering when playing games. OPPO A15 has PowerVR GE8320. This is mid end specifications, therefore we can not run for heavy games. Please always note, usually slowly or lagging gaming also happen because insufficient RAM. We have to try soft reset our OPPO A15 before playing heavy gaming for clean all previous applications temporary files and caches.


How to Boost Speed Performance of OPPO A15 And Make It Run More Faster?

  1. First steps that you should do is doing soft reset or reboot to remove temporary files and caches. Usually after our phone finish reboot, then the speed performance might become faster.
  2. Please uninstall all not use applications. We can try to find from menu Setting > App Management > App list, and choose/select any applications that we do not use anymore, then choose Uninstall
  3. Some factory default applications do not have Uninstall button options, but we can disable that Apps on OPPO A15 with: Settings > Additional Settings > Developers Options (must activate first) > Disabled Apps, and choose/select which applications that we want to disable. This steps also can reduce the usage of RAM and processor resources.
  4. Please periodically run optimization applications on OPPO A15. Open Security Center apps (or Phone Manager on some version) > Clean & accelerate or choose Full clean up. This steps will remove any not use files inside OPPO A15. We can continues use this menu for scan for further optimization.
  5. If all solutions still not improve the performance, then please consider to do hard reset to factory default. Follow steps at OPPO A15 Hard Reset / Reformat page using hardware button combination Key.

Please note, some menu options will be different because firmware update or some other possibilities. Please use comment options bellow for other question to discuss.