If you have the Ethernet version of the Duet 3 Mini 5+ you can skip this step.

Be careful when handling the antenna, especially the connection with the board is very sensitive and you should avoid putting any strain on it.

Insert the end of the antenna wire (has a hex nut on it) into the pocket on the case.

Secure the wire to the case by screwing the included nut and washers to the outside of the case until it is secured firmly. Make sure to follow the correct order:

Locking washer

Washer

Hex nut