Auto Time Zone Updater (tzautoupdate) Service Defaults in Windows 11

Automatically sets the system time zone.

Default Settings

Startup type: Disabled
Display name:Auto Time Zone Updater
Service name:tzautoupdate
Service type:share
Error control:normal
Object:NT AUTHORITY\LocalService
Path:%SystemRoot%\system32\svchost.exe -k LocalService -p
File:%SystemRoot%\system32\tzautoupdate.dll
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\tzautoupdate
Privileges:
  • SeAuditPrivilege
  • SeChangeNotifyPrivilege
  • SeCreateGlobalPrivilege
  • SeSystemTimePrivilege
  • SeTimeZonePrivilege
  • SeImpersonatePrivilege

Default Behavior

Auto Time Zone Updater is a Win32 service. In Windows 11 it is disabled. When the Auto Time Zone Updater service is started, it logs on as NT AUTHORITY\LocalService and running in a shared process of svchost.exe. If Auto Time Zone Updater fails to start, the failure details will be recorded into Event Log. Then Windows 11 should boot up and notify the user about the tzautoupdate service startup failure.

Restore Default Startup Configuration of Auto Time Zone Updater

1. Run the Command Prompt as an administrator.

2. Copy the commands below, paste them into the command window and press ENTER:

sc stop tzautoupdate
sc config tzautoupdate start= disabled

3. Close the command window and restart the computer.

The tzautoupdate service is using the tzautoupdate.dll file that is located in the C:\Windows\system32 directory. If the file is removed or corrupted, read this article to restore its original version from Windows 11 installation media.