Finding custom master page templates in Impress

I’ve created a number of custom master pages in Impress (and renamed them, so that they theoretically are available for new presentations) – but I can’t find them when creating a new template. All I see are the preloaded Master Pages.
How do I look for and load my really cool custom master pages? Thanks…

Look for Tools>options and Libreoffice Paths.

This will show you where the templates can be saved for use in the application.
if you are using Linux the user path will be


save/copy your .otp files here and they will appear in the Office side pane …