Cannot update firmware of GF IV Black box3

[Colin.cui]

I use the MK3 black box on my GF IV, but I can't update the firmware.
I saw other people on the forum with the same problem need to upload the OP1 file.
This is my OP1 file. I look forward to my OP2 file. LOL Thanks in advance
PS:I have posted before, but I can't find it. Please forgive me if I have posted it twice. This is my first time registering and using

[fallout9]

Resolved on discord.

[Colin.cui]

Yes, Thanks to VKB team.