Download Oppo F9 CPH1881 Flash File:
- MCT MTK Auth Bypass
- SP Flash tool
How to Flash Oppo F9 CPH1881:
Download Oppo F9 CPH1881 Flash file
1- Download the Firmware package & run Flash tool.
2- Out of the icon appearing, Double click on MSM Download Tool. Enter Login Credential.
3- it will launch the tool on your PC, Click on Start All.
4- Then it will verify for PC Memory Checksum.
5- Switch off your Mobile and Connect it to PC by pressing Volume down and Volume up key.
6- It will lead you to Successful Flashing.
Steps to Unlock Oppo F9 CPH1881 using SP Flash Tool:
- Open Driver folder and install libusb driver.
- Open MCT folder & run MCT tool. Click on Bypass then switch off phone. Hold both Volume keys & connect phone to USB. It will disable the Protection and will Display Protection Disabled in MCT tool interface.
- Now, run SP Flash tool & select DA file from the DA folder within the Oppo F9 CPH1881 main folder.
- Select Oppo F9 CPH1881 Flash File.
- Switch to Format tab in SP Flash tool & select Manual Format Flash.
- Open Scatter file of Oppo F9 CPH1881 and search for userdata. Then, copy Physical Start address and paste in Begin Address under SP Flash tool.
- Then from scatter file, copy Partition size & paste it in Format Length under SP Flash tool.
- Select Option, and choose Connection under it. Make sure to match COM Port as shown in device manager to the Com Port under Connection and select Baud Rate of 921600.
- Click on Start within SP flash tool to reset the pattern.
- Switch on Device as the process will reset the password within phone.