This issue keeps coming back for me but power cycling the router allows me to read and write to the drive for a few weeks usually. I havent found a more permanent solution but it's worth a try to see if that helps you
has there been anything else discovered on how to resolve this issue? my computer recently updated to windows 11 and now i am getting this exact same message @stillyy4u was getting when trying to access his network drives. i can access \\mynetwork bu...