What is the scheduled task "\Microsoft\Windows\Diagnosis\Scheduled" on my Windows 7 computer?

"\Microsoft\Windows\Diagnosis\Scheduled" is a scheduled task on Windows 7 system added as part of the Windows system.

You will see "\Microsoft\Windows\Diagnosis\Scheduled" listed on Task Scheduler with the following information:

Name: Scheduled
Location: \Microsoft\Windows\Diagnosis
Description: The Windows Scheduled Maintenance Task performs periodic 
   maintenance of the computer system by fixing problems automatically or 
   reporting them through the Action Center.
Actions: Custom handler
Triggers: At 1:00 AM every Sunday of every week...
History:
   ...
   Information 11:06:38 Task completed
   Information 11:06:38 Action completed
   Information 11:06:07 Action Started
   Information 11:06:07 Task Started
   ...

It is recommended to keep "\Microsoft\Windows\Diagnosis\Scheduled" as a scheduled task.

⇒ "Microsoft-Windows-DiskDiagnosticDataCollector" Scheduled Task on Windows 7

⇐ "ScheduledDefrag" Scheduled Task on Windows 7

⇑ System Scheduled Tasks on Windows 7

⇑⇑ Windows 7 Scheduled Tasks