You can create a database group for a set of databases that have the same backup requirements. For example, you can create a database group for databases that you want to back up once a week.
From the navigation pane, go to Protect > Databases.
The Instances page appears.
Click the instance that you want to add the database group to.
The instance page appears.
In the Database groups section, click Add database group.
The Add database group dialog box appears.
In the Database group name box, type a name for the database group.
Move the Use backup plan toggle key to the right, and then from the Plan list, select a server plan.
Select the check boxes for the databases that you want to include in the group.