Producer 9 came pre-loaded with a massive library of royalty-free music, slide styles, and transitions. For a photographer needing to deliver a client slideshow in 20 minutes, nothing else came close.
On Windows 10 and 11, ProShow Producer 9 is prone to "hanging" or crashing, particularly when:
Photodex is gone. There are no more updates. There is no customer support. If the activation servers eventually go down (or if you lose your registration key), you may lose access to the software entirely. There will never be a fix for future Windows updates.