There are two ways to add tags depending on where you are in the user interface:
Add tags in the tab
To add a tag in the Tags tab, perform the following steps:
In the sidebar, click Tags.
Select one of the following tabs:
Media tags: Select to add a new media tag.
Screen tags: Select to add a new screen tag.
Click New Media Tag or New Screen Tag in the header.
Enter a name for your tag.
Optionally, select a color to organize your tags more easily.
Click Save to save your changes.
Add tags to a screen or media
If you want to add a new tag directly to a screen or media, perform the following steps:
Select one or multiple screens or media.
Click Add tags and select one of the following options:
Tags: Select to tag media.
Settings: Select to tag screens.
Enter a name for your tag.
Optionally, select a color to organize your tags more easily.
Click + Add new to save and assign your new tag.