FTDIbus error

Step 1:

Go to device manager, on Windows 8 you can do this by pressing the Windows key the typing, Device Manager

Step 2:

Find the USB controller that is not working correctly

Step 2:

Double click on the problematic USB controller and then choose "Update drivers"

update-drivers.png

 

browse my computer for drivers

Step 3:

let me pick from a list of driver's


Step 4:

Choose Universal Serial Bus Controllers

Step 5:

Ignore all options and Click on "have disk"
Step 6:

Click on "browse"

Step 7:

Choose ftdiport file, this is found in the folder with the rest of the vagtacho software, if you didn't unzip it please unzip it to the C:
Step 8:

Click on "Ok" and then Click on "Next"