Download ScreenSaver for PC Download ScreenSaver for Macintosh If you want this screensaver, just use the "Download" link for Mac or PC. Instructions will be downloaded along with the screensaver itself. But installation is really simple, so don't worry. The screensavers are compressed as ZIP files for PC, .sea (self-extracting archives) for Macs. Download them by clicking & holding, then selecting Save this Link as... on a PC, or dragging the link onto your desktop on a Mac. Then just uncompress them by using PKZIP/PKUNZIP or WINZIP (PCs) or double-clicking on them or using StuffIt Expander (Macs). (These are shareware or freeware programs you can download online.)