In the Post Sales section of the software, tags can be created to group one or more orders.
These tags are handy to create custom lists and filter orders in a particular state.
To create tags to assign, use the Tags -> Add Tag menu
or go to the Settings -> Post Sales -> Tags section
To create a new tag click +, type a name, and choose a color to assign.
Click on Ok to confirm and then the Save button.
Select the orders to set the tag for and select it from the Tags menu.key.