How to modify client scheduled scan in Symantec Antivirus

I found that to modify client scheduled scan in Symantec Antivirus Corporate Edition (the client is not controlled by any server), one needs to edit the registry.The key to edit is HKEY_LOCAL_MACHINE\SOFTWARE\Intel\LanDesk\VirusProtect6\CurrentVersion\LocalScans\clientscheduledscan_?\schedule(? is a number).

I simply deleted the key HKEY_LOCAL_MACHINE\SOFTWARE\Intel\LanDesk\VirusProtect6\CurrentVersion\LocalScans\clientscheduledscan_1 to disable the client scheduled scan. And the result is shown below: