Date format
Control the format that dates appear on your store - for example setting American or European date formatting or choosing a purely numerical or a written style date.
By default, the format is written as “Jan 1”. Various other formats are available.
To change the date format:
1. Go to Online Store > Customize > Theme settings
2. Open the Date format section.
3. Choose your preferred date format from the dropdown list.
4. Click save to save your changes.