batcmd.com Windows 10 Services

User Data Access - Windows 10 Service

Provides apps access to structured user data, including contact info, calendars, messages, and other content. If you stop or disable this service, apps that use this data might not work correctly.

This service also exists in Windows 11.

Startup Type

Windows 10 version Home Pro Education Enterprise
1507 Manual Manual Manual Manual
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Default Properties

Display name:User Data Access
Service name:UserDataSvc
Type:user share process template
Path:%WinDir%\system32\svchost.exe -k UnistackSvcGroup
File:%WinDir%\System32\userdataservice.dll
Error control:ignore
Object:LocalSystem
Privileges:
  • SeImpersonatePrivilege
  • SeCreateGlobalPrivilege

Default Behavior

If User Data Access fails to load or initialize, Windows 10 start up proceeds. No warning is displayed, but the error is recorded into the Event Log.

Dependencies

User Data Access is unable to start, if the User Data Storage service is stopped or disabled.

Restore Default Startup Type of User Data Access

Automated Restore

1. Select your Windows 10 edition, and then click on the Download button below.

2. Save the RestoreUserDataAccessWindows10.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

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.