Open dataset properties by clicking on the dataset name and selecting Properties from the dropdown.
Dataset properties can be edited by the active editor (see Datasets with Multiple Editors).
The primary dataset properties page allows you to edit the following:
Name – Click the dataset name to edit it.
Description - Click the dataset description to edit it.
Start Date/End Date - When was the data collected? These properties are included to allow start and end dates (distinct from dataset creation and modification dates) to be included as dataset attributes.
Notes - If you have more detailed notes about the dataset beyond its description, you can include them here.