Hello,
You can use a wired network connection, such as Ethernet, or USB tethering through your mobile device. Then, check whether you can sign in and set up Windows using your Microsoft account.
On the 'Let's connect your PC to a Network' screen, switch to another network or use the Wired network connection.
If you are still having issues, set up Windows using a local account first,
On the 'Let's connect your PC to a Network' screen, do not connect to a Wi-Fi network.
Then, press SHIFT + F10 to bring up the command prompt window.
Run the command below to set up your device using a local account.
start ms-cxh:localonly
You can then switch to a Microsoft account after setting up Windows.