Use PowerShell to disable scheduled tasks
How can I use Windows PowerShell to disable a scheduled task?
Use the Disable-ScheduledTask cmdlet and specify the task name, for example:
Disable-ScheduledTask -TaskName “SystemScan”
How can I use Windows PowerShell to disable all scheduled tasks in a particular folder?
Use the Get-ScheduledTask cmdlet to enumerate the scheduled tasks in the folder, and then pipe the objects to the Disable-ScheduledTask cmdlet, for example: