Ira's link also points to a FAQ page, which goes into some detail about this issue (first FAQ). Follow the that page's link to the Apple support article.

Last edited by jchuzi; 04/11/15 04:30 PM.

Jon

macOS 11.7.10, iMac Retina 5K 27-inch, late 2014, 3.5 GHz Intel Core i5, 1 TB fusion drive, 16 GB RAM, Epson SureColor P600, Photoshop CC, Lightroom CC, MS Office 365