You are assigned to the Manager role or higher.
Proceed as follows
Click the Create Device Type button.
→ A new device type has been added.
Enter a name for the device type.
The name cannot contain any uppercase letters and special characters, or start with a number. The name must be unique within the project.
Click the Create button.
→ The device type has been created and can be configured.
The device type name is now listed under Label and can be changed if necessary.