This article applies to the 123-reg InstantSite package.
This article will explain how you can add images to your InstantSite Image Gallery.
Scroll down to the Create your website section and click on the InstantSite icon.
Click on the Login button next to the relevant InstantSite package.
Click on the Edit link.
Click on the Image Gallery in the Site map section
Click on the Image Upload icon or the Muliple Image Upload icon.
Select the Resize images size from the drop down menu, click on the Browse button and select the image you want to upload to your image gallery.
Enter a name for your image and click on the OK button.