View status of a customized data

Note: 

Perform this step after every succeeding import of a content package to examine the updates made to the imported version of a customizable record.

Select Content Management > Import/Export Data.
These customized records and its status are displayed in the Customized Data tab:
Status Description
Modified

A record has been customized but its imported version was not updated from the latest content package.

Outdated

A record has been customized and its imported version was updated from the latest content package.