Renaming a backup set
1. Browse the Backup Sets tree, select the required backup set, and on the Sets menu, point to Backup Sets, and then click Properties.
2. In the Backup Set Properties dialog box, click the Set Info tab.
3. In the Set name field, change the name of the backup set as desired.
4. Click OK to save the change.
The set reappears in the Backup Sets tree with its new name.