User`s guide

7. Double-click the EPSON_IJ_Printer icon.
8. If the Authenticate dialog appears, enter the password or phrase and then click OK.
To uninstall the printer driver, you must log in as a user with administrator rights.
9. Click Continue, and then click Agree.
10. Select Uninstall from the pull-down menu, and then click the Uninstall button.
11. Follow the on-screen instructions to uninstall the printer driver.
Epson Stylus Pro 3880 User’s Guide
Using the Printer Software (Mac OS X) 44