2010 datasheet

In a SharePoint 2010 list, the Data Sheet view option is grayed-out or a view set to use Data Sheet displays a message that ActiveX controls are not supported. Applies To. SharePoint 2010, Firefox, Chrome, any non-IE browser. Cause It cannot be displayed in Datasheet view for one or more of the following reasons: A datasheet component compatible with Microsoft SharePoint Foundation is not installed, your browser does not support ActiveX controls, a component is not properly configured for 32-bit or 64-bit support, or support for ActiveX controls is disabled."