Release Date
2022
OS
Android 11, ColorOS 11.1
Processor
Mediatek Dimensity 700 (7 nm)
Battery
5000 mAh
⚠️ Important Notice
Flashing firmware can be risky. Follow instructions carefully and backup your data before proceeding. We are not responsible for any damage to your device.
Available Firmware Files
| File Name | Size | Download |
|---|---|---|
|
Oppo_A55S_CPH2309_EX_11_A.10_211203_RFT.zip
|
5.07 GB | |
|
Oppo_A55S_CPH2309_EX_11_C.16_220705.zip
|
6 GB | |
|
Oppo_A55s_5G_A102OP_11_A.03_220127_RFT.zip
|
4.27 GB |
How to Flash Stock ROM
- Download the correct ROM file for your device
- Install the required flash tool
- Enable USB debugging on your device
- Boot your device into download mode
- Connect your device to computer via USB
- Load the ROM file in the flash tool and start flashing
- Wait for the process to complete
- Reboot your device
Precautions
- Backup all important data before flashing
- Ensure battery is at least 50% charged
- Use original USB cable for stable connection
- Don't disconnect during flashing process
- Download ROM only for your specific model
- Follow manufacturer's instructions carefully