When sending to a shared folder on a network, refer to Preparing to Send by Scan to Folder and confirm the following items for the destination computer:
Destination computer name
Destination computer's user name and password
Destination shared folder name
Depending on the operating system of the client computer, access to the shared folder may require authentication.
You can send a file to a shared folder over the network by any of the following methods:
Enter a destination path manually
Specify a destination path by browsing the network