Delete Bulk Data

Go to settings and open Data Management

Next

Go to Bulk Record Deletion

Now Click New in the Bulk Record Deletion

Now Click Next

Next,

select entity in Look For

Select saved view as inactive or active

then click next if you wish to delete all records in the entity or click on status and select which type of records you want to delete

Now Click on Submit 

Before Bulk Record Deletion

After Bulk Record Deletion