Windows 10 Services

Contact Data_Session1 - Windows 10 Service

This service exists in Windows 10 only.

Startup Type

Windows 10 edition RTM 1511 1607
Home Manual not exists not exists
Pro not exists not exists not exists
Education not exists not exists not exists
Enterprise not exists not exists not exists

Default Properties

Display name:Contact Data_Session1
Service name:PimIndexMaintenanceSvc_Session1
Type:user share process instance
Path:%WinDir%\system32\svchost.exe -k UnistackSvcGroup
Error control:ignore

Default Behavior

If Contact Data_Session1 fails to load or initialize, Windows 10 start up proceeds. No warning is displayed, but the error is recorded into the Event Log.

Restore Default Startup Type for Contact Data_Session1

Automated Restore

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

2. Save the RestoreContactDataSession1Windows10.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.

Note. Make sure that the svchost.exe file exists in the %WinDir%\system32 folder. If this file is missing you can try to restore it from your Windows 10 installation media.