This policy setting allows you to configure scanning for network files. It is recommended that you do not enable this setting. If you enable this setting, network files will be scanned. If you disable or do not configure this setting, network files will not be scanned. Counter Measure: Configure this setting depending on your organization's requirements. Potential Impact: Scanning can impact network and server performance. Fix: (1) GPO: Computer Configuration\Administrative Templates\Windows Components\Windows Defender\Scan\Scan network files (2) REG: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Scan!DisableScanningNetworkFiles