@Jsphkenzo After many, many test it came out it was the overhead light. They are halogen lamps. If I turn them out I get a speed about 120 - 130 MBit. 😇

@Jsphkenzo This KIT has no WiFi. 🤔 Airline distance about 10 meters. But there is a distribution board between and they are on different circuits.

Hello! I have a similar problem with the same KIT. I have a 150 MBit connection to the provider. If I connect the Laptop directly on the modem I get 160 MBit. Then I connect the same Cat6 cable to...