This task requires permissions that are found in all default security roles Defined sets of privileges.The security role assigned to a user determines which tasks the user can perform and which parts of the user interface the user can view. All users must be assigned at least one security role in order to access the system.. More information about specific permissions and performing this task while offline: Common Task Permissions
In the Navigation Pane, click Workplace, and then under My Work, click Imports.
Double-click the import record, and under Details, click Record TypesCreated.
Select the records to delete, and then on the Actions toolbar, click the Delete button .
By default, the Microsoft Dynamics CRM Online Web application displays 50 records per page. You can increase the number of records displayed and thereby increase the number of records you can select at one time. To display up to a maximum of 250 records per page:
On the Tools menu, click Options.
On the General tab, in the Records Per Page list, select the number of records to display per page.
This changes the number of items that is displayed for all lists, which may slow response time when you switch record types. Therefore, you might want to set it back to a smaller number when you are done with this bulk action.