In the left part of the window, in the Tasks section, select the subsection containing the name of the required scan task (Full Scan, Critical Areas Scan, Custom Scan, Scan from context menu).
In the right part of the window, the settings of the selected scan task are displayed.
In the Security level section, click the Settings button.
A window with the name of the selected scan task opens.
In the window that opens, select the Scope tab.
In the Scan optimization section, perform the following actions:
Select the Scan only new and changed files check box.
Select the Skip files that are scanned for longer than check box and specify the scan duration for a single file (in seconds).