I have the problem that with my laptop often: Connected no Internet access is already a lot of research. Do you know how I can fix it?

Often it is also the case that I'm told that I have Internet which is not the case. I also play quite a lot of league which atm is difficult because I very often have no internet and it may well be that I have no Internet in the middle of the game… What is probably also relevant is that ALL other devices in our network always have good internet (mobile phone or Wi-Fi stick running PC

Turn off the router.

Waiting.

Turn back on.