**To add an attachment to a set** The following ``add-attachments-to-set`` example adds an image to a set that you can then specify for a support case in your AWS account. :: aws support add-attachments-to-set \ --attachment-set-id "as-2f5a6faa2a4a1e600-mu-nk5xQlBr70-G1cUos5LZkd38KOAHZa9BMDVzNEXAMPLE" \ --attachments fileName=troubleshoot-screenshot.png,data=base64-encoded-string Output:: { "attachmentSetId": "as-2f5a6faa2a4a1e600-mu-nk5xQlBr70-G1cUos5LZkd38KOAHZa9BMDVzNEXAMPLE", "expiryTime": "2020-05-14T17:04:40.790+0000" } For more information, see `Case management `__ in the *AWS Support User Guide*.