Before installation, power on the printer and connect it to computer via USB cable, otherwise, the printer can't be detected by computer and installation will be invalid.

1. Visit https://www.polono.com/pages/driver-user-manual to download driver files and open.

2. Install by steps.

3. Go to "Preference System"-"Printers & Scanners", click on "Add Printers, Scanners..."

4. Select "FT800", select "POLONO FT800, 1.3.0" at "Use", then click on "Add"

5. Open any file, select printer as "FT800", set paper size as "US Letter", or click on "Print using system dialog..."

6. Select "FT800", set paper size as "US Letter", then print