batcmd.com Windows 11 Services

Optimize drives - Windows 11 Service

Helps the computer run more efficiently by optimizing files on storage drives.

This service also exists in Windows 10, 7 and 8.

Startup Type

Windows 11 version Home Pro Education Enterprise
21H2 Manual Manual Manual Manual
22H2 Manual Manual Manual Manual
23H2 Manual Manual Manual Manual

Default Properties

Display name:Optimize drives
Service name:defragsvc
Type:own
Path:%WinDir%\system32\svchost.exe -k defragsvc
File:%WinDir%\System32\defragsvc.dll
Error control:normal
Object:localSystem
Privileges:
  • SeChangeNotifyPrivilege
  • SeImpersonatePrivilege
  • SeIncreaseWorkingSetPrivilege
  • SeTcbPrivilege
  • SeSystemProfilePrivilege
  • SeAuditPrivilege
  • SeCreateGlobalPrivilege
  • SeBackupPrivilege
  • SeManageVolumePrivilege

Default Behavior

The Optimize drives service is running as localSystem in its own process of svchost.exe. No other services run in the same process. If Optimize drives fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the defragsvc service has failed to start.

Dependencies

Optimize drives is unable to start, if the Remote Procedure Call (RPC) service is stopped or disabled.

Restore Default Startup Type for Optimize drives

Automated Restore

1. Select your Windows 11 edition and release, and then click on the Download button below.

2. Save the RestoreOptimizedrivesWindows11.bat file to any folder on a local drive such as SSD or a hard disk.

3. Right-click the downloaded batch file and select Properties.

4. Check the Unblock checkbox and click OK.

5. Right-click the batch file again and select Run as administrator.

6. Restart the computer to save changes.

Note. Make sure that the defragsvc.dll file exists in the %WinDir%\System32 folder. If this file is missing you can try to restore it from your Windows 11 installation media.

Yea, though I walk through the valley of the shadow of death, I will fear no evil: for thou art with me; thy rod and thy staff they comfort me.