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Last Updated: April 4, 2026
You can fix your phone using the official Oppo A77 CPH2339 firmware. Our guide includes the latest USB Driver, Flash Tool, and Oppo A77 CPH2339 flash file to help you resolve any issues you might be facing.
Oppo A77 CPH2339 Firmware (Flash File) – Drivers, Tools & Guide
We’ve got the original firmware for your Oppo A77 CPH2339 smartphone right here, along with the essential SP Flash Tool and MediaTek USB drivers needed for flashing. All these files are zipped up, so you’ll need software like WinRAR or 7-Zip on your computer to extract them. Make sure the extracted firmware package has a scatter file; you’ll need it for the flashing process.
Before you dive into flashing your smartphone, it’s a good idea to double-check that the downloaded zip files aren’t corrupted and that they’re meant for your specific A77 CPH2339 model. You’ll need a Windows computer and a working USB cable to connect your phone. It’s also wise to scan your computer for any malware beforehand. For a smooth flashing experience, just follow our included How to Flash guide.
Updating the stock firmware on your Oppo device can fix all sorts of software glitches. Think problems like FRP lock, apps misbehaving, sluggish performance, a forgotten pattern lock, or if your phone is stuck on the Oppo logo. It can also sort out Wi-Fi and Bluetooth connectivity issues, battery drain, or even soft brick situations.
FRP Bypass Tools for Your Oppo A77 CPH2339
Sometimes, after flashing or doing a factory reset, you might run into a Google account lock, also known as FRP. If that happens, don’t worry. Our free Android apps launcher tools are ready to help you get back into your phone.
Why Do We Need Oppo A77 CPH2339 Firmware?
Having the correct Oppo A77 CPH2339 firmware is pretty important. It’s what keeps your phone running smoothly and helps fix those annoying common issues. Specifically, it can:
- Help unlock your device if it’s locked.
- Update your phone to the latest Android system available.
- Fix problems like devices getting stuck in a boot loop, lagging, or freezing up.
- Resolve issues with over-the-air (OTA) updates and fix battery drain problems.
- Restore your phone to its original software state (stock ROM), which can help keep your warranty intact.
- Get your phone working again if it only seems to boot into recovery mode.
A simple firmware update like this can make a big difference in how well and how reliably your device performs. Want to know more about stock ROMs? You can find more details there.
Choosing the Right Firmware Version
Before you start the flashing process, make sure you pick the correct firmware by following these steps:
- Identify Your Device Model: First, go to “About Phone” on your device and confirm that the model is indeed Oppo A77 CPH2339.
- Verify the Build Number: Look for specific identifiers like “CPH2339” within your device’s build details.
- Confirm the Chipset: Based on official Oppo specs, the A77 CPH2339 uses a Mediatek Dimensity 810 (6 nm) CPU. This is an Octa-core processor with 2×2.4 GHz Cortex-A76 cores and 6×2.0 GHz Cortex-A55 cores, paired with a Mali-G57 MC2 GPU.
- Match the Firmware Version: It’s crucial that the firmware version and regional details precisely match your device’s specifications. This helps avoid any compatibility problems down the road.
- If you’re not entirely sure about your chipset or the exact firmware version, you can restart your device into recovery mode. This mode often displays additional device details that can help you figure out the right firmware.
This way, you’ll be able to select the correct firmware to flash, ensuring it’s the right version and avoiding potential risks.
Firmware Details for Oppo A77 CPH2339
Here’s a quick look at the official firmware details:
| Firmware Information | Details |
|---|---|
| Device Model | Oppo A77 CPH2339 |
| Firmware Version | A.07 |
| File Size | 12 GB |
| Android Version | Android 12, upgradable to Android 14, ColorOS 14 |
| Platform | Mediatek Dimensity 810 (6 nm) CPU Octa-core (2×2.4 GHz Cortex-A76 & 6×2.0 GHz Cortex-A55) GPU Mali-G57 MC2 |
| Release Date | Released 2022, June 10 |
| Region | Global, Africa and Asia |
| File Type | OZIP (Encrypted ZIP Contains boot.img, system.img, vendor.img, recovery.img, super.img, vbmeta.img, dtbo.img, opporeserve.img) |
Download Oppo A77 CPH2339 Firmware
You can download the official stock firmware for your Oppo A77 CPH2339 using the links provided below:
| Software Details | Download Link | Members Link |
|---|---|---|
| File Name: Oppo_A77_5G_CPH2339_EX_11_A.07_220812_RFT.zip Size: 12 GB | Download Link | Download Link2 |
Please make sure the firmware version you choose is completely compatible with your device model and regional specifications.
Prerequisites
Before you begin the flashing process, make sure you have these items ready:
- Backup IMEI Numbers: It’s a good practice to write down and save your Oppo A77 CPH2339’s IMEI numbers before you start flashing.
- Remove Google Accounts: Sign out of all Google accounts on your phone. This helps prevent any FRP lock issues after the flashing is done.
- Backup Data: Don’t forget to back up all your important data. This includes accounts, music, videos, and photos, because flashing will wipe everything on your device.
- A Fully Charged Device: Ensure your phone has at least 50% battery charge.
- USB Cable & PC: You’ll need a reliable USB cable and a computer with available USB ports.
- Necessary Drivers: Download and install the following:
- Data Backup: Always create a backup of your important data. This is to prevent any loss during the flashing process.
How to Install Firmware on Oppo A77 CPH2339
You can flash using SP Flash Tool with the secure boot Download Agent (for SLA/DAA devices). If you can’t find the Secure Boot Download Agent (DA) file for this specific model, you might want to try flashing the firmware using MTK Client. Here are the step-by-step instructions using the MediaTek (MTK) SP Flash Tool:
- Download and Extract:
- First, download the correct firmware package for your device.
- Then, extract the ZIP file into a dedicated folder on your computer.
- Install the Required Drivers:
- Make sure both the VCOM Drivers and Oppo USB Drivers are installed on your PC.
- Launch the SP Flash Tool on your computer. If you haven’t installed it yet, you can download the latest version of SP Flash Tool for Windows or SP Flash Tool for Linux. You can also find a complete step-by-step guide on using SP Flash Tool if you need more details.
- Load the Scatter File:
- Click on the “Scatter-loading” button. Navigate to the folder where you extracted the firmware and select the “scatter.txt” file.
- Connect Your Device:
- Turn off your phone completely.
- Connect your device to your PC using the USB cable. The SP Flash Tool should automatically recognize your device.
- Start Flashing:
- Click the “Download” button to begin the flashing process.
- Do not disconnect your device from the PC until the process is fully completed.
- Wait and Reboot:
- Once the flashing process finishes, disconnect your device from the computer.
- Now, power on your device to boot into the newly installed firmware.
Missing IMEI or Corrupt Baseband After Flashing?
If you find that your IMEI is missing or the baseband is corrupt after flashing, follow these steps to fix it:
- Check Drivers: Make sure you have the Mediatek CDC Driver and MediaTek (MTK) drivers installed correctly on your computer.
- Use an IMEI Repair Tool: Tools like SN Write Tool or Maui Meta for MediaTek can help restore your original IMEI. You can find more information on how to use the Write Tool or Maui Meta in these guides.
- Run the Repair Tool:
- Connect your device to your computer.
- Enter your original IMEI numbers for both SIM slots.
- Click “Start” to begin the repair process.
- Restart Your Device: Once the repair is complete, reboot your phone. You can check your IMEI by dialing *#06# on your phone’s dialer.
Video Guide: How to use Maui META to repair IMEI
Credits: https://www.youtube.com/@mhgsmclinic
Common Issues and Solutions
- Device Not Recognized by PC:
- Make sure all the necessary drivers are installed correctly on your computer.
- Try using a different USB cable or a different USB port on your PC.
- Boot Loop After Flashing:
- If your device gets stuck in a boot loop after flashing, try booting into recovery mode and performing a factory reset.
- Flashing Errors:
- Double-check that you’ve selected the correct scatter file and that the firmware version is the right one for your specific device model.
Frequently Asked Questions (FAQs)
Q1: Will flashing the firmware erase my data?
A: Yes, flashing the firmware will reset your device to its factory settings. It’s really important to back up all your data before you start.
Q2: Is this firmware compatible with other Oppo models?
A: No, this firmware is exclusively for the Oppo A77 CPH2339. Using it on any other model could cause serious problems.
Q3: Can I downgrade my firmware version?
A: Downgrading is generally not recommended. It can sometimes lead to security risks and compatibility issues, so it’s best to stick with the latest version.
Q4: What should I do if I encounter an FRP lock after flashing?
A: If you run into any Google account lock issues after flashing, our free Android apps launcher tools can help you resolve it quickly.
Q5: Are custom ROM options available for the Oppo A77 CPH2339?
A: This guide focuses specifically on the official stock firmware. For custom ROMs, you might want to check our Custom ROMs page, or explore trusted tech forums like XDA Forums, or sites like Beebom for more information.
Conclusion
By carefully following this guide, you should be able to safely flash the official stock firmware onto your Oppo A77 CPH2339. This process will help restore optimal performance, ensure stability, and enhance security. If you run into any problems or have more questions, feel free to leave a comment below, or reach out to our support team.
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Disclaimer: Flashing stock firmware is done at your own risk. Please make sure you follow the instructions precisely to avoid any potential damage to your device.
