To update your user preferences:
1. From the menu, select My Profile > Email Alert Subscriptions.
2. Select the Collaboration Preferences tab.
3. Set Relative Start (negative number) and/or End Days (positive number) from the current date, to limit the MCV view of the Planning Schedule timeline.
4. Under the Item Collaboration section, select Planning View or Inventory Status from the Default Variant View drop-down menu.
5. When finished, click the Save button.