Page 1 of 1

Cannot update firmware of GF IV Black box3

Posted: Wed Jun 25, 2025 1:28
by 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

Re: Cannot update firmware of GF IV Black box3

Posted: Wed Jun 25, 2025 1:53
by fallout9
Resolved on discord.

Re: Cannot update firmware of GF IV Black box3

Posted: Wed Jun 25, 2025 10:03
by Colin.cui
Yes, Thanks to VKB team.