Log in to your Shopify account.
Navigate to Apps, click Lookfy Gallery
In Recent galleries, the ID of the gallery can be found in the ID column.

Log in to your Shopify account.
Navigate to Apps, click Lookfy Gallery
Click Galleries.
The ID of the galleries can be found next to the title.

Log in to your Shopify account.
Navigate to Apps, click Lookfy Gallery
Click Galleries.
Open the gallery you want to find the ID
You can see the gallery ID in the right top box.

Look at the address bar; the gallery ID is the series of numbers at the end of the URL
