How to edit a category:

First, click edit icon of image widget. Then, click search. Next, hover over the folder and click pencil icon. Type the name of the category and click save.

Here is how to edit a category:

Step 1: Click edit icon of image widget. 

Step 2: Click search 

Step 3: Hover over the folder and click pencil icon. 

Step 4: Type new name of the category 

Step 5: Click save icon

Congratulations!

To move items to other categories simply drag and drop the item to the desired category.