➡️ Go to Products, scroll down then Categories
➡️ Select Manage and Search for the category
➡️ Click on Edit on the selected category you wish to replace the image.
➡️ Simply drop the image or click to upload an image
(Note - if you have several languages with different categories's name, you will have to upload the image for each language)
➡️ Click Save
➡️ To verify that the categories are well published, you might visit Organise and check that the category is published (green box).
Red eye will be used to unpublish the category, blue to publish.