Easy solutions for fix slow issues on SAMSUNG GALAXY A03S troubles. This is entry level smartphone that comes with Android 11 and One UI 3.1 Core user interface. The screen size is 6.5 inches HD resolutions and have dual simcard slot for run with 4G broadband access. Because the limited specifications, then some users willing to make this phone work more faster. We will give some tips and tricks to fix lagging SAMSUNG GALAXY A03S.

Why SAMSUNG GALAXY A03S Performance Become Slow and Not Responsive ?

SAMSUNG GALAXY A03S is entry level Android smartphone that powered by MediaTek MT6765 Helio P35. It has total octa core CPU that divided into two clusters. First is work with quad core 2.35 GHz Cortex-A53 and the second cluster for for light or simple apps that run with quad core 1.8 GHz Cortex-A53. This processor can not work very fast for many applications especially when running together at same time.

SAMSUNG GALAXY A03S mediatek processor

RAM also very important to make SAMSUNG GALAXY A03S run faster. This phone has three options of RAM start from 2 GB or 3 GB or 4 GB . More bigger RAM will be better for multitasking performance. The smallest 2 GB RAM will easily to become slow because the RAM is insufficient. If this phone does not have enough free RAM, then some applications should force to close for give more free RAM, this process will make SAMSUNG GALAXY A03S become lagging for a while.

Usually the slow performance happen because of too much applications running in the background like chatting, social media, games and some other more. They will standby in the background to wait data update and wait some command. If many of applications run in the background together, then SAMSUNG GALAXY A03S RAM and processor resources will be insufficient.


how to fix lagging problems on samsung galaxy a03s

How to Boost Speed Performance of SAMSUNG GALAXY A03S 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 > Apps, and choose not active applications, then choose Uninstall
  3. Some factory default applications do not have Uninstall button options, but we can disable by choose Disable button at menu Setting > Apps > Disable  at our phone. This steps also can reduce the usage of RAM and processor resources.
  4. If all solutions still not improve the performance, then please consider to do hard reset to factory default. Follow steps at SAMSUNG GALAXY A03S Hard Reset / Reformat page using hardware button combination Key.


Solutions For Slowly Gaming Performance On SAMSUNG GALAXY A03S

SAMSUNG GALAXY A03S work with MediaTek MT6765 Helio P35 processor and has entry level GPU PowerVR GE8320. This GPU is find when running standard gaming apps, but if we run HD games, then our SAMSUNG GALAXY A03S will get some troubles or phone lag or hang. RAM also will make gaming performance become slowly. Please also make sure we have enough RAM before playing games. If we have many applications run in the background, then many games will be run slowly or lagging. We have to make sure our SAMSUNG GALAXY A03S has enough storage and enough free RAM capacity.

Why Is SAMSUNG GALAXY A03S Speed Become Lagging After Upgrade?

SAMSUNG GALAXY A03S run with Android 11. There are some firmware upgrade to fix some bugs and improve performance. Some users get slowly speed troubles or lagging after upgrade. What should we do? On most situations, performing upgrade will not make our SAMSUNG GALAXY A03S become slowly. But if this problem happen, then maybe there are some applications corrupt or not run properly with new version of the operating system. Therefore we suggest to backup all important data and do hard reset or reformat with new operating system. Please note, doing hard reset will not downgrade the operating system.


SAMSUNG GALAXY A03S has Octa Core processor that work up to 2.35Ghz Cortex A53. This processor has limited performance. It is work with 12 nm FinFET technology and has dedicated GPU PowerVR GE8320 that work up to 650Mhz to support simple gaming applications. We can not expect too much for speed up SAMSUNG GALAXY A03S performance, but we can try to limit our installed applications that run together to give more free RAM 2 GB or 3 GB or 4 GB that really important for running applications.


  • Fact that SAMSUNG GALAXY A03S has limited hardware with MediaTek MT6765 Helio P35
  • Fact that SAMSUNG GALAXY A03S has limited RAM with 2 GB for the smallest version
  • Perhaps SAMSUNG GALAXY A03S has many installed apps


Please note,  SAMSUNG GALAXY A03S will get firmware upgrade to fix some bugs or improvement, including Android 12 update. Some menu options will be different because firmware update version or some other possibilities. Please use comment box bellow for other question to discuss.


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