How to set up High Security Level 2 on your powerline products?

Take a power strip and plug all the powerline adapters on it.

Connect one of the adapters to the internet gateway/router with a RJ45 cable.

Then, press the “PAIR” button for 2 seconds on the first device.

Press the “PAIR” button on the second device for 2 seconds. You have up to two minutes to do it.

The home led should blink on the two devices.

Your unique encryption key is now set, and all the LEDs of the devices should be green.