One Stop Systems
ExpressBox 3T- eGPU | 56
4.
Uncompress the zip file, and then you will see four new files after unzipping. Copy the four new files to the USB pen drive and then
shut down MacBook Pro.
5.
Press the power button of MacBook Pro. Just right after pressing MacBook Pro's power button, hold
option
key to MacBook Pro
keyboard until it shows the drive selection screen, and select the right most icon
EFI Boot
to enter the EFI mode.
6.
In the EFI mode, key in "EB3T-v3" and then press enter key to execute.
7.
When the updating process reaches 100 percent is the firmware updating complete.
8.
In EFI mode, key in "reset -s" and press enter key to shut down MacBook Pro.
9.
Power on MacBook Pro, and EB3T-eGPU powers on along automatically. As MacBook Pro boots into macOS, go to System
Information. Click on
Thunderbolt
in the left-hand column. Click on
EB3T-eGPU
is now with FW v33.