Update: I monitored the adapter today using the utility tool and I saw the adapter coming online a couple of times from one minute to 20 minutes at one point

@woozle thanks for the tips. I checked the router config but no power saving there. I installed the utility tool and disabled power saving for the adapter. It stayed online longer now for about 10...

Bought the kit yesterday but I'm not able to get it working. I followed the guideline to pair with an extender and copy wifi settings from the router. The leds on the adapter light up but after 2...