To add text, a logo, and other graphics to the prints, you'll need to edit the current template. Make sure you're not in full screen mode. Press on Branding. Add images, logo, text, and shapes to customize your template. When you're happy with your template, close the window and hashPrinter will use your template for future prints.
Instagram has removed the profile photo and username feature due to policy changes. These will not appear for Instagram posts.