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If the following criteria are met, you can delete an empty dataset collection:

• You own the data. That is, you created the dataset collection. 
• The data is not public. That is, the access_group attribute is not empty. For information, refer to Managing Group Access. 
• The dataset collection is less than 90 days old.

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1. Log in, as described in Logging In. 
2. Make sure your window is wide enough to display the Uploads option in the header.
3. Click Uploads. The upload page appears. 
4. Navigate to and select the collection that you want to delete. Click the deletion option. (For example, to delete a data setdataset, select a program from the program list, select a study from the study list, select the data set dataset from the data set dataset list, and then select Delete Dataset.) A message appears prompting you to confirm the deletion.
5. Click Yes.