1. Log in to SoCast Engage.
2. Navigate to the Photo Galleries section.
3. Click the 'Add From Media Library' button to open the media selection window.
4. Use the search bar to filter images by caption or keyword if needed.
5. Click the 'Select All' button to select all filtered images.
6. Click 'Save' to add the selected images to your gallery.

Note: You must click 'Select All' before clicking 'Save' to ensure all desired images are added to the gallery. There is a system limit of 200 photos per gallery. If you need to add more than 200 images, create an additional gallery for the remaining images.