Because Adobe no longer supports or distributes PhotoDeluxe, there is for the Home Edition.
Adobe's current download portals focus on Creative Cloud apps and modern elements of their suite.
This article covers the status of PhotoDeluxe Home Edition 4.0, how to handle legacy downloads, and why modern alternatives might be a better choice for your current workflow. The Reality of Downloading PhotoDeluxe 4.0 Today
You may find the software on sites like the Internet Archive , but these are often specific versions (like the Korean edition) and are community-uploaded rather than verified by Adobe.