For Windows users
Using Lexmark ScanBack Utility

From the computer, run Lexmark ScanBack Utility, and then click Next.
Note: To download the utility, go to www.lexmark.com/downloads.

Click Setup, and then add the printer IP address.
Note: View the printer IP address on the printer home screen. The IP address appears as four sets of numbers separated by periods, such as 123.123.123.123.

Click Close > Next.

Select the size of the original document, and then click Next.

Select a file format and scan resolution, and then click Next.

Type a unique scan profile name, and then click Next.

Browse to the location you want to save the scanned document, create a file name, and then click Next.
Note: To reuse the scan profile, enable Create Shortcut, and then create a unique shortcut name.

Click Finish.

Load an original document into the automatic document feeder or on the scanner glass.

From the printer home screen, touch Scan to Computer, and then select a scan profile.
Note: Make sure that Scan to Computer is enabled. From the home screen, touch Settings > Device > Visible Home Screen Icons > Scan to Computer > Display.