If the Gallery if the Gallery is not visible, press Gallery . 
.
Select the object that you want to add to the Gallery.
Drag the object from the page to the Gallery's My Content category or one of its subcategories.
SMART Notebook 10 for Windows Operating Systems
You can add an object from the current page to the Gallery's My Content category.
NOTES
You can also add pages and supported files to the Gallery.
You can organise the My Content category to include subcategories.
If the Gallery if the Gallery is not visible, press Gallery . .
Select the object that you want to add to the Gallery.
Drag the object from the page to the Gallery's My Content category or one of its subcategories.
NOTES
You're not able to drag an object if it's locked in place.
If you want to change a Gallery item's name, select the item, press its menu arrow and then select Rename. Type the item's new name. If a connected keyboard isn't easily accessible, type the name using the SMART Keyboard.