At the present time, iScreensaver Designer 5.2 provides support for macOS 10.13 High Sierra, but there are some functional limitations.
Please read the 10.13 High Sierra Tech Note
as well as the Release Notes
Due to changes made by Apple, iScreensaver Designer version 5.2 does not currently support macOS 10.14 Mojave.
Please read our forum post
for the latest updates.
[Solved] Windows WMV file
My client is having an issue with the Windows version of the screensaver, it requires them to install Apple’s Quicktime software on everyone’s machine. Is it possible to export the screensaver as a WMV file?