You can change the date format in Stamped's dashboard settings, which will be reflected in the timestamp of your invoice.
To change the date format showing on the display widgets, please head over to the Main Widget - Customization settings instead.
In This Guide
Changing The Date Format
1. Go to Settings - Account
2. In the Shop Profile section, click on the Date Format dropdown box. Here you can choose between DD/MM/YYYY or MM/DD/YYYY date format.
3. Click the Save button in the bottom-right of the section to save your changes.