I installed Windows 7 on win10 (firewall has been closed, disk c has been open sharing) of the virtual machine, I use net on 10 use \ \ 192.168.192.128 \ ipc $123/user: Andy success and establishes the ipc $connection, but I use the net use z: \ \ 192.168.192.128 \ c $for disk mapping when there is a problem as shown in figure? Please answer!