How to Delete Unused Pick List Values in Zoho Projects Unused Pick List and Multi-Select Pick List values can be deleted from the Pick List Field Properties form. Note:If the value is used in another layout, it cannot be deleted.If the value is used in a task, it has to be mapped to a new value before deleting it.If value is not used in any layout or task, it will be deleted. Resolution Click the Gear Icon in the upper-right corner of the top navigation band.Navigate to Customization > Layouts and Fields > Tasks.Open the specific layout editor and hover over the Pick List or Multi-Select Pick List you would like to edit and click the Pencil Icon.Click Edit Properties.Hover over unused value and click the Trash Icon . Click Apply changes and then click Save Layout. Zoho Projects Request Support