There are many reasons for this problem; one of the reasons is that Windows Update failed to install or update the Network drivers, in that case, you have to update the required driver manually.
The Offline Files feature in Windows 11/10 lets users make their files and folders available offline even if they are not connected to a network. This makes sharing common files across organizations ...
Microsoft wants you to use the cloud, but there are a lot of good options — including trusty old network file sharing and a little-known modern Windows feature. Remember the HomeGroup on Windows 7?