How to Automate Disk Defragmenter Using Scheduler

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Open Control Panel
Double-click Scheduled Tasks
Double-click Add Scheduled Task
On the Scheduled Task Wizard dialog, click Next
Click Browse
In the Select Program to Schedule dialog, navigate to the windows\system32 folder
Select defrag.exe
Click Open
In the Scheduled Task Wizard dialog, type a name for the scheduled task (Disk Defragmenter, for instance)
Under Perform this task, select how often you wish Disk Defragmenter to run
Click Next
Set the time at which you wish the Disk Defragmenter scheduled task to run.  This should be a time when your computer is on, but not in heavy use.
Select the frequency at which you want the Disk Defragmenter scheduled task to run (Every Day, Weekdays, or Every <N> days, where <N> is the number of days between scheduled runs)
Click Next
Enter a user name under which the Disk Defragmenter scheduled task will run.  Note: This user must be an administrator on the local machine.
Enter the password for the user you entered in the previous step
Confirm the password for the user
Click Next
Check Open advanced properties for this task when I click Finish
Click Finish
In the Run text box, you should see the full path and command for defrag.exe.  By default, this path is C:\WINDOWS\SYSTEM32\defrag.exe
Append the drive letter for the drive you wish to defragment to the command in the Run text box.  In a default installation, your Run command will look like this:
        C:\WINDOWS\SYSTEM32\defrag.exe C:
Click OK
In the Set Account Information dialog, enter and confirm the password for the user listed in Run as
Click OK

Disk Defragmenter will now run as the specified user on the schedule you specified when you created the scheduled task.

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	Quote Reply Topic: How to Automate Disk Defragmenter Using Scheduler Posted: 03 Apr 2008 at 1:19pm
	Open Control Panel Double-click Scheduled Tasks Double-click Add Scheduled Task On the Scheduled Task Wizard dialog, click Next Click Browse In the Select Program to Schedule dialog, navigate to the windows\system32 folder Select defrag.exe Click Open In the Scheduled Task Wizard dialog, type a name for the scheduled task (Disk Defragmenter, for instance) Under Perform this task, select how often you wish Disk Defragmenter to run Click Next Set the time at which you wish the Disk Defragmenter scheduled task to run. This should be a time when your computer is on, but not in heavy use. Select the frequency at which you want the Disk Defragmenter scheduled task to run (Every Day, Weekdays, or Every <N> days, where <N> is the number of days between scheduled runs) Click Next Enter a user name under which the Disk Defragmenter scheduled task will run. Note: This user must be an administrator on the local machine. Enter the password for the user you entered in the previous step Confirm the password for the user Click Next Check Open advanced properties for this task when I click Finish Click Finish In the Run text box, you should see the full path and command for defrag.exe. By default, this path is C:\WINDOWS\SYSTEM32\defrag.exe Append the drive letter for the drive you wish to defragment to the command in the Run text box. In a default installation, your Run command will look like this: C:\WINDOWS\SYSTEM32\defrag.exe C: Click OK In the Set Account Information dialog, enter and confirm the password for the user listed in Run as Click OK Disk Defragmenter will now run as the specified user on the schedule you specified when you created the scheduled task.