If your OnePlus Nord N300 CPH2389 is stuck on the boot logo, showing software errors, experiencing lag, or locked with FRP, installing the official stock firmware can help restore it to factory condition. This ROM is provided by the manufacturer and is designed specifically for the OnePlus Nord N300 CPH2389, ensuring stability and performance.
Follow the instructions below carefully to flash the firmware safely. This guide works for both soft-bricked devices and general software recovery.
Important Notes
- Back up all important data before proceeding — flashing will erase everything.
- Use Stock ROM made for your exact model: OnePlus Nord N300 CPH2389.
- Flashing the wrong ROM can lead to bootloop or bricking.
- Follow the steps carefully. Improper flashing may damage your device.
Download Links
- CPH2389export_11_A.4_221015
- Oplus USB Driver: Download
- Oplus Download Tool: Download
- Contact Me for unbrick, frp, reset, region change & root
How to Flash Stock Firmware on OnePlus Nord N300 CPH2389
- Download and extract the Stock ROM ZIP file to your computer.
- Install Oplus USB drivers on your PC.
- Download and extract the Oplus Download Tool.
- Launch the tool and log in with a service account (if required).
- Click Import and select the extracted firmware folder.
- Click the START button in the tool.
- Power off the phone, then press and hold both Volume Up + Down buttons.
- While holding the buttons, connect your device to the PC via USB.
- Wait for the tool to detect and flash your phone automatically.
Alternative: Install OTA Firmware
If your phone boots into recovery, you can also sideload OTA Stock ROM manually:
adb sideload firmware.zip