Unbrick Global OnePlus 9 MSM Download Tool
1- Install drivers first
2- Unzip the Rom file
3- Double click MSM Download Tool
4- Run as “other”
5- Power off the phone
6- Reboot to EDL (Hold both Volume up and down keys, plug the USB cable)
7- When you see “Connected” on MSM Tool click “Start” (If you do not see connected click “Enum” first)
– The phone will reboot after the flashing
– Done