To connect a 6-Axis Robotic Arm to VEXcode EXP, you must first power on your 6-Axis Arm, and directly connect the 6-Axis Arm to your computer.
Open VEXcode EXP and open a new Arm project.
The 6-Axis Arm icon in the top right of the screen will be white, showing that no 6-Axis Arm is currently connected. Select this icon.
When selected, a new window will open. Select Connect Arm to start connecting your 6-Axis Arm to VEXcode EXP.
Select Continue.
Select the port named 6-Axis Arm Communications Port. The number does not matter.
Once the correct port is highlighted, select Connect to finish connecting the 6-Axis Robotic Arm.
The 6-Axis Arm icon will turn green, this indicates that the 6-Axis Arm is successfully connected and its firmware is up to date.
If the 6-Axis Arm icon is orange, that means the firmware is out of date. Read this article to learn how to update your 6-Axis Arm's firmware.