Link Downlaod Firmware : https://yun.daxiaamu.com/OnePlus_Roms/
Link GAPro OnePlus Login Tool & MSM Tool For Auth :
https://mega.nz/file/dq4TVAAA#_cbn7oqQSeCfxDgsSvmbRt96SREHpfJfV90s4ePwQm4
Instraction :
Delete MSM Tool From Firmware Folder & Extract Our Loader & MSM Tool On the Firware Folder
Run Loader & Paste The OTP Code
When MSM Tool Shows Login Screen Paste OTP On Username & Password Field (leave Auth Code Blank)
Select Region : Non-Europe
Press Ok
Load Firmware in MSM Tool & Flash
OTP WILL EXPIRE IN 24HOUR