Whether you need to back up, move, or just change the name of a Lightroom catalog, here's a step-by-step guide.
As you’ve already noticed it if you’ve tried doing it, there’s no way within Lightroom to change the name of a catalog. It makes sense–Lightroom is designed to have a catalog open most of the time, and adding a “manage catalog” screen would just add another layer of complexity and potential confusion.
But sometimes you want to change the name. You might want to create a separate backup version, or if you name your catalogs by date, you might want to update it. But whatever the reason, here’s how you can do it.
In Mac, go to Lightroom > Catalog Settings > General. The top item is the location of the catalog. You can hit the “Show” button to take you there in finder.
In Windows, go to Edit > Catalog Settings > General. Click “Show” to open in Explorer.
To change it to “newphotos” I would change them to: