Starting 16-Bit WOW Subsystem on Windows NT Server

This article was previously published under Q153544
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You may want to have the 16-bit Windows on Windows subsystem startautomatically when you start up the Windows NT Server. Although this is thedefault on Windows NT workstation, it is not the default on Windows NTServer. A change in the registry is required to make the Windows on Windowssubsystem start on boot. This change is also required in order to start any16-bit processes not started from the GUI interface, if it is the first 16-bit process started on Windows NT.
To start the Windows on Windows subsystem automatically on startup, add thefollowing command to the registry:

WARNING: Using Registry Editor incorrectly can cause serious, system-wideproblems that may require you to reinstall Windows NT to correct them.Microsoft cannot guarantee that any problems resulting from the use ofRegistry Editor can be solved. Use this tool at your own risk.
  1. Run the Registry Editor (Regedt32.exe).
  2. Under the HKEY_LOCAL_MACHINE subtree, go to the following subkey in the system registry:

    System/Software/Microsoft/Windows NT/CurrentVersion/Winlogon
  3. Edit the value Userinit and add ", wowexec" to the end of the string.
  4. Restart the computer.

Article ID: 153544 - Last Review: 02/24/2014 08:25:00 - Revision: 4.1

Microsoft Windows NT Server 3.5, Microsoft Windows NT Server 3.51

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