I have had this problem in the past and it is back again. I have even done some best practice things to make things work and they do, in one direction. My desktop can see my wife's desktop and my ...
Ok, as usual, new computer comes along. One of the tasks to sort - getting it to be able to see the other computers on the network for file sharing. There are only 2 logins, mine and my wifes.
Windows can occasionally misclassify familiar Wi-Fi networks, switching them from private to public. We explain why this happens and how to prevent your network type from changing reliably.