Fujitsu ScanSnap N1800 Operator's Manual page 437

3. Press the [Download] button.
ATTENTION
Downloading is not possible while a scanner operation is in process.
The [File Download] dialog box appears.
4. Press the [Run] button.
The Network Scanner User Editor setup wizard appears.
HINT
If .NET Framework is not installed, a confirmation window for .NET Framework
installation appears.
Press the [Yes] button to install .NET Framework, and then try again from
437
Step 1.