How can I improve my WLAN on the laptop? Because whenever my brother is connected, they only play rum and I'm always thrown out of the game. (If it works without a repeater)
By first familiarizing yourself with the basics of radio technology.
Here are a few starting points:
https://www.elektronik-kompendium.de/sites/kom/0810301.htm
https://www.elektronik-kompendium.de/sites/net/0907021.htm
https://de.wikipedia.org/...i/ISM-Band
https://de.wikipedia.org/...ea_Network
If that's possible, then it goes on with the basics of network technology:
https://www.dasheimnetzwerk.de/index.html
Nobody can and will do this work for you.
But then you have the necessary knowledge to ask more specific questions.
Radio and network knowledge is not a trivial topic - but neither is it rocket science. It just requires the willingness to want to get used to it.
