Setting up Draytek Vigor 2927Lax-5G Router out of the box (for 5G connections) Installing the SIMs To install a SIM unscrew the SIM slot on the rear of the device The SIM tray has two slots, slot one is above, install as below SIM in tray (SIM 1 position) SIM tray properly clicked into place   Installing the antennas There are six antenna's in the box 2 x Wifi Antennas (2.4g/5g) 4 x 5G Antennas 4 x Magnetic 5G Antenna extenders It is usually sufficient to install two directly to the Draytek on the 1st and 3rd slot of the middle 4 connectors. If you are in area with low signal you can use the magnetic extender mounts optionally too (see a possible config below)