You have two types of groups in ServiceDesk Plus Cloud say, Static group and Dynamic. Add to group option in component list view page is to group bulk of components. These components will be grouped under the Static group by default.
To Add Components to a group,
Go to Assets. Click Components on the left panel and choose the required component. This opens the components list view page.
Select the components to be added to the group by enabling the checkbox.
Click Actions >> Add to Group. The Add Asset(s) to Group window pops up.
By default, you can group Non-IT assets only to the static group, either to the Existing static group or a New group.
If you would like to group the Non-IT assets under existing static group then click the corresponding radio button. Select the Group Name from the combo box.
Else, if you would like to add a new static group and group the Non-IT assets, click New Group radio button. Specify the Group Name and Description.