The best way to share an image on Gate.io is to open the Gate.io App, navigate to the Community section, then select the Post option. Once you have selected Post, you will be provided with instructions on how to upload and share your image. Make sure to read the instructions carefully before uploading your image, as the details will be provided on how to properly upload and share your image. Once your image is uploaded, other users will be able to view it in the Community section.