In older versions of PaintShop Pro, all the content installed by default was limited to that version. You could add more supplies but each version kept track of its own resources. If you wanted to use supplies from a previous version, you had to do some manual work. However, with version 2019, PaintShop Pro came with the option to import content from previous versions.
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Additional content for PSP 2018 and up
When you download and install PaintShop Pro, from versions 2018 and up, you might notice that there are very few supplies included, like brushes, picture tubes, preset shapes, patterns and such. It seems there are files and supplies missing, especially compared with previous versions. Is that the case? Not exactly. In order to keep the installation file smaller, those supplies are simply not included, so you have to get them yourself. Here is how.