How to Flash Oppo A3S โ Smartphones have become our daily use and not even a few people rely on smartphones to do their daily work.
Sometimes cellphones also have their own period of use or problems if they are negligent or use them too often.

Usually the things that you often encounter are forgetting passwords, crashes, applications often close by themselves, bootloop, hang or slow and many others.
This is common for all cell phones, one of which is a cellphone from Oppo, this cellphone brand is very popular among young people and parents.
If you experience this, it is certain that your cellphone has to take initial action.
Maybe you’ve heard the word flashing, or reinstalling the OS. So this time I will show you how to flash the Oppo A3s bootloop or something else.
For those of you who are experiencing this problem and are curious about how to flash the Oppo A3s via UFI, you can continue to refer to the reviews below, OK.
Oppo Flash
Before we do the steps on how to flash the Oppo A3s, for those who don’t know what flashing is, we should first know below.
For mobile phone users who frequently tweak or modify Android, of course, it is no stranger to flashing (reinstalling the operating system) to make it look like new again.

This is different from doing a pubric restart because this method can’t be done on a phone that won’t boot.
You can flash the Oppo A3s cellphone, forget the password using the Stock room or Custom room, which have their respective advantages and disadvantages.
To be able to find out what a Custom Room is, you can find information about the meaning and advantages and disadvantages through groups or search engines.
Usually for people who don’t want to bother, of course, they will take the smartphone to a flash oppo a3s repairman.
But of course there are some users who are curious about how to flash the Oppo A3s Khabi so that one day if you want to flash you can do it yourself.
In this way, of course, you don’t have to pay more to pay for the repairman.
But to be able to do this flash, not everything can run smoothly, you have to be selective in choosing the firmware that fits your smartphone type.
because if it doesn’t match the type on your Android Smartphone, it can actually cause a bootloop or get stuck on the logo.
Advantages of Flash Mobile
The advantage if we do flashing is that we can make our cellphones like new, all viruses that may exist on our cellphones are gone and nothing left
In addition, there are advantages that are even more profitable, namely that you can improve the performance of your Android Smartphone.
Speed โโof performance on smart phones is indeed a priority for all of us as users,
By flashing, of course, you can improve the performance of your Android smartphone so that it runs more smoothly.
In addition, you can also add features that are on your Smartphone or can even remove features that you don’t use on your Smartphone.
But the drawback of flashing is that if you fail or choose the wrong firmware, it can cause soft bricks or even worse, your cellphone will die completely.
Therefore, it is expected that you first check the type of your Android cellphone, to check it you can open the settings menu or Settings then look for the about phone or about cellphone menu.
How to Flash Oppo A3S
If you already know about flashing your phone, let’s go to the steps you’ve been waiting for, namely how to flash the Oppo A3s via MSM which is useful, such as the Oppo A3s problem, forgetting the MRT pattern and others.
To do this, you need to know what tools and software you need to get.
There are 2 ways to flash the oppo a3s that you can do, namely how to flash via a PC such as flash oppo a3s cph1803 via ufi or qfil and also how to flash without a PC using only SD memory.
Instead of lingering, you just see, this is how to flash this Oppo A3S cellphone easily.
How to Flash Oppo with QFIL
Maybe there are still many ways we can do to flash the Oppo A3s. However, the software that is considered suitable for flashing the cellphone is QFIL. This method is fairly easy compared to doing the oppo a3s auth id method.
Ingredients
To start doing how to flash the Oppo A3s via UFI or Qfil, it takes several ingredients so that it can be done in an orderly manner.
Oppo A3s Firmware
| Phone Type | : | Oppo A3s |
| Gapps File | : | Include |
| Supported devices | : | Oppo A3S (CPH1803EX) |
| Android OS | : | 8.0 Oreos |
| Support tools | : | QFIL |
| Processor | : | Qualcomm SDM450 Snapdragon 450 |
| Language | : | All Languages |
| File Size | : | 4.3GB |
The first ingredient is of course the firmware, this firmware is the operating system of every mobile device.
Actually, you can look for the official Indonesian Oppo A3s firmware through the official website. However, if you don’t want to bother, click the link above.
Android Qualcomm USB Driver
The next software you have to download is the USB driver, because the Oppo A3s chipset is made by Qualcomm, you have to use the Qualcomm USB Driver Android.
This software serves as a liaison between the phone and the computer.
If you often use the Oppo A3s phone to transfer data or others, it is very suitable to use this software because it is only installed once.
| File Name | qualcomm-driver.zip |
| Version | v2.1.0.5 |
| Size | 226 KB |
| Last Updated | June 6, 2022 |
The link that we share has two versions, namely 32bit and 64bit, adjust to your PC specifications.
Android Qualcomm USB Driver for Windows 32 bit
Android Qualcomm USB Driver for Windows 64 bit
QPST / QFIL For Windows
The last software that you must have is QPST / QFIL for Windows. This software is a firmware installation tool on your Oppo A3s phone. Here is the download link for qpst/qfil v2.7.472 for windows.
| File Name | QPST-QFIL |
| App Version | v2.7.472 |
| File Size | 36MB |
steps
- The first step is to extract the oppo a3s cph1803 ofp firmware software file that you downloaded.
- Then also extract the 32bit or 64bit Qualcomm driver file then install it on your Laptop / PC.
- Extract the QPST/QFIL file that you downloaded and then install it.
- Open the QFIL that you have installed.
- For 32bit windows, please open it via C:Program Files (x86)QualcommQPSTbinQFIL.exe
- For windows 64bit please open it via C:Program FilesQualcommQPSTbinQFIL.exe
- After the QFIL software opens, you select Flat Build what’s in the options Build Type.

- Select button Browse which is on the Select Programmer side.

- Find the extracted folder for your Oppo A3s cellphone firmware file and select the prog_emmc_firehouse_89XX.mbn file.
- After you choose prog_emmc_firehouse_89xx mbn Then you choose Load XML.
- Next select rawprogram_unsparse.xml oppo a3s and select patch0.xml.
- Then click open.
- Well, please connect your Oppo A3s cellphone using a USB cable when it’s turned off.
- After your phone is detected, please select Download to start the flash process oppo a3s cph1803 msmdownloadtool.

- Wait until the flashing process is complete.
- After flashing is complete which is marked with the words Download Successfulmeaning that the flashing process has been completed and is successful.
- Disconnect the USB cable from your Oppo A3S phone and restart it.
- Finished.
It’s quite easy to flash oppo a3s via ufi, right? maybe it just takes up a lot of your quota hehe.
How to Flash Without PC
The method above is how to flash the Oppo A3S cellphone using a PC, then what about those of us who don’t have a PC? Of course you will be confused, right?
Don’t worry, here we will also show you how to flash the Oppo A3s quite easily. All you need is an SD card and the firmware file that we shared above.
steps
- Download the Oppo A3S OTA firmware that we shared above.
- Move the firmware file to the SD card. Please use your second cell phone or borrow someone else’s phone.
- Turn off your Oppo A3S, then attach the SD Card that you have filled in the OTA firmware file.
- After that, you press the Volume down + Power button to enter directly into the Recovery Mode menu.
- If you have entered the initial recovery mode page, you select English / English. (to direct up and down can press the volume button (+)/(-).
- Next, select the Install from sd (storage device) menu.
- Navigate to the SD Card, where the Oppo A3S OTA firmware file is stored.
- Select the zip file, then click Ok to immediately start the flashing process.
- Wait until the flashing process is complete.
- If there is a notification of updating successfully, it means that the flashing process of your cellphone has been completed.
- Select back to go straight back to the start page in Recovery Mode.
- Then select Reboot to Restart.
- Finished.
Conclusion and Final Words
The Oppo A3s cellphone is the best-selling series on the market, there are quite a few users in Indonesia.
In addition, there are many communities with members who are always active, which is why there are so many tutorials and tips and tricks about A3s phones, one of which is this flash method.
From several flashing oppo a3s phones, the tutorial above is the best and easiest way to flash in our opinion.
Thus the article on how to flash the Oppo A3s that we have shared, hopefully it can be useful for all of you.
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If you want to find applications, games and other tips and tricks, please visit our main web page. That’s it from us and bye.
FAQ
In addition to being a solution for those of you who are having big problems with your cellphone, you can also clean viruses and improve the performance of your cellphone.
If you flash via a PC, you have to download the usb driver, QFIL software and firmware. Meanwhile, without a PC, you only need the firmware.
If you don’t follow the steps it will result in a bootloop.
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