windows10 sleep do not disconnect network

https://answers.microsoft.com/en-us/windows/forum/all/windows-10-prevent-sleep-mode-from-disconnecting/14f7a5e1-3909-40c6-9c8f-af5842c3a4b3

or 

https://blog.rottenwifi.com/keep-wifi-on-during-sleep-windows-10/