I think you need to ask that question in the forum that is specific to the program you are using
If you will start at the Forums Index https://forums.adobe.com/welcome
You will be able to select a forum for the specific Adobe product(s) you use
Click the "down arrow" symbol on the right (where it says See all our Products and Services) to open the drop down list and scroll
moving to Lightroom forum
If you have the creative cloud subscription that includes Lightroom Mobile, then you can create collections on your desktop Lightroom and turn on the syncing to view them on your Ipad in Lightroom Mobile.
You can refer this article for proper steps to start syncing :