Friday, April 15, 10:30 a.m.–1:30 p.m., Blaine Public Library, 610 3rd Street. This two-part class will teach you how to set up your Window’s desktop, and manage files and folders for maximum efficiency. Utilize external storage devices, back up files and more. Part two will be on Friday, April 22. Registration is required and limited to the first nine. Register online at WCLS.org or with the library, 305-3637.