2458System MaintenanceUpgrade VK-64/VK-16This section describes how to upgrade previous versions of VK-64/VK-16.●Upgrade from Version1.0Obtain the released version of v2.0 (you cannot use the upgrade program).Back up the following folders that are in the Storage Server of v1.0. \NVR\1.0\conf<> C:\Program Files\Canon\Webview\NVR\1.0\conf :\WebView-NVR”Please note that the capacity of this folder is large.Install the new version.If a failure occurs, restore the previous version by following “Procedure for RestoringPrevious Version” (➝p. 248).●Upgrade from v1.1, 1.2, 1.3 and 1.4Obtain the v2.0 upgrade program (free program).Available from Canon Web site.Back up the following folders that are in the Storage Servers of v1.1, v1.2, v1.3 andv1.4.Configuration file path for OS other than Windows Vista :\Documents and Settings\All Users\Application Data\Canon\Webview\NVR :\WebView-NVR”Configuration file path for Windows Vista:\ProgramData\Canon\WebView\NVR\:\WebView-NVR"Install the new version by following the upgrade procedure described at ourWebView Product web page.If a failure occurs, restore the previous version by following “Procedure for RestoringPrevious Version” (➝P. 248).321321