One of these methods should help
Fix 'Can't connect to this network' error in Windows 10 – WiFi & Internet
“Windows 10 can’t connect to this network” is one of the issues you may encounter when trying to connect your Windows machine to a network. As you can see, apart from telling you that you can’t connect to the network, the error doesn’t tell you much about why the problem occurred and what you can do about it.
If this is your first time in this situation, you probably have no idea what to do. Fortunately, there are a few ways to get around the problem and successfully connect to your chosen network on your PC.
Also check out our short video on our YouTube channel, where we discuss some of the solutions mentioned in this article.