To add an image to the GEN Gallery in Wordpress:
Open Dashboard
Scroll down to find
Gallery and click on it to access the
drop-down menu.
Click on Add Gallery/Images.
In the Upload image input, click Browse.
Navigate to your new image.
Use the drop down to menu select which gallery you want this image to appear.
Click Upload.
To edit the title of the image for the slides show
Click Manage Gallery
You will see your new image at the top of the list.
Change the Alt & Title Text / Description to an appropriate name.
Click Save Changes.
To Sort Gallery
Click button Sort gallery.
Drag and drop the new image to where you want it to appear.
Remember to click Update Sort Order to save the order.
And then click Back to Gallery (far right button) to see the new order.
Click Save Changes.
To Delete images for the slides show
Mouse over thumbnail, and a menu appears and click Delete.