                                                                   Revision : 1
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Software name      Lenovo Universal Device Client for Windows

Support models     All (Think, Lenovo, Idea, Legion)
    
Operating System   Windows 10 (20H2 or later)
                   Windows 11 (21H2 or later)

Support Device     Utility

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WHAT THIS PACKAGE DOES

This software is called Lenovo Universal Device Client (UDC) and is a Windows service and driver.
UDC is a foundation service that enables various Lenovo software applications.
  

This software is language independent and can be used with any language system.


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IMPORTANT NOTICE

If the device is enrolled in a Lenovo commercial offering that manages the device, that offering may apply various hardware, software, and OS configurations.  
To enable continuity of the device, a majority of these configurations are not reverted or removed if UDC is uninstalled.

Specifically:
    WiFi certificates are not removed
    Other network related settings are not removed
    Downloaded software (necessary for the offering to function) is removed, unless it is common module that may be shared by other software. 
        Example: Microsoft Visual C++ Redistributable or .NET Framework.
    Group Policies that are applied are not removed
    Logs (not enabled by default) may not be removed to enable troubleshooting of some scenarios.

For further details, please consult documentation from the specific offering the device is enrolled in.

Accessibility Information:
UDC utilizes the native Windows toast notification framework to display system messages. 
When a notification appears, users can press Windows + Shift + V to move focus to the notification and then use Tab to navigate through available options.
This behavior aligns with Microsoft’s accessibility design for Windows notifications.
For additional details, refer to Microsoft’s Accessibility Conformance Reports:
https://www.microsoft.com/en-us/accessibility/conformance-reports (Accessibility Conformance Reports | Microsoft Accessibility)

We use the Voluntary Product Accessibility Template (VPAT) to assess Microsoft products and services using global accessibility standards.

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DETERMINING WHICH VERSION IS INSTALLED

[Through Windows Device Manager]
  1. Start Device Manager by using running devmgmt.msc or key combination  (Windows Key + X + M)
  2. Navigate to System Devices → "Universal Device Client Device"
  3. Right click on "Universal Device Client Device" → "Properties"
  4. Select the "Driver" tab
  5. Version is indicated next to the "Driver Version:" line

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DETERMINING OPERATING SYSTEM VERSION

1. Press Windows logo key then press R then click "Run" to open Run dialog box
2. Type "winver" the press OK to open "About Windows" dialog box 

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INSTALLATION INSTRUCTIONS / HOW TO USE THIS SOFTWARE

1. Execute Setup.exe from Windows Explorer
2. Allow this software to makes changes to your device
3. Follow prompts on installation wizard.

[Uninstall through Windows Device Manager]
  1. Start Device Manager by using running devmgmt.msc or key combination  (Windows Key + X + M)
  2. Navigate to System Devices → "Universal Device Client Device"
  3. Right click on "Universal Device Client Device" → "Uninstall Device"
  4. When prompted, check the checkbox for "Delete the driver software for this device"
  5. The device should be restarted to complete uninstall

[Uninstall through command line]
  Run the following command as Administrator
    PUSHD %windir%\System32\drivers\Lenovo\udc\Data\InfBackup\
    .\UDCInfInstaller.exe -uninstall
    POPD

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TRADEMARKS

* Lenovo, ThinkPad and ThinkVantage are registered trademarks of Lenovo.

Other company, product, and service names may be registered trademarks,
trademarks or service marks of others.


