1. Launch the Lightroom catalog. You can either double click the catalog or open up Lightroom and select:
2. Open Catalog…
3. Under the ‘Folders’ tab you will see a small folder with a question mark ‘?’ on it .
4. Right click on this and click ‘Find Missing Folder’
5. A box will appear. This is where you will need to browse the location of the RAW/JPEG files. Navigate to that file location and select that folder. Click ‘Choose.’
6. Lightroom will then start connecting to the images and it will start appearing in the catalog.