In the main application window, click the Settings button.
In the left part of the window, in the General Settings section, select Reports and Storage.
In the right part of the window, in the Reports section, perform one of the following actions:
To limit the report storage term, select the Store reports no longer than check box. In the field next to the Store reports no longer than check box, specify the maximum report storage term.
The default maximum storage term for reports is 30 days.
To cancel the limit on the report storage term, clear the Store reports no longer than button.
The limit on the report storage term is enabled by default.