1. Open Shopify

  2. Click on Online Store

  3. Themes will show

  4. Click Customize

  5. Click theme setting

  6. Click on the collection you would like to change the image for. You will do this on the preview of the website. E.g. Dragon Shield

  7. Click collections on the left bar

  8. Click choose file

  9. Choose the image

  10. Click open

  11. Click Save, top right