Here is how to add a tag when creating a new list in klaviyo
- First click on the "Audience" item in the left sidebar
- Next click on "Lists & segments" in the expanded Audience menu
- In the Lists & Segments page, click on the "Create New" button in the top-right corner
- Select "Create list" option from the dropdown menu
- Enter a name for your new list in the Name field
- Then click on the tags dropdown menu
- Select the tag you want to add, or create a new one by typing it into the textbox
- Finally click on the "Create list" button to create the new list with its tags
