How to install Microsoft Virtual Machine updates silently without restarting your computer

This article describes how an administrator can install an update to the Microsoft Virtual Machine (VM) without user input or notification (silently) and without restarting the computer. One method applies to versions of Microsoft Windows that is later than Microsoft Windows 2000 Service Pack 3 (SP3), and the other method applies to Windows 2000 SP3 and earlier.

Note Microsoft is no longer able to provide a download of the Microsoft VM for computers that do not already have the Microsoft VM installed. For more information, visit the following Microsoft Web site:

Other versions of Microsoft Windows

To install updates silently to the Microsoft VM (Msjavwu.exe) without restarting your computer, follow these steps:

1. Click Start, and then click Run.
2. In the Open box, type cmd, and then click OK.
3. Use the appropriate command.
   • To warn users if any errors occur, type the following command:
     msjavwu.exe /c:"javatrig.exe /exe_install /l /q" /q:a /r:n
   • To not warn users about any errors, type the following command:
     msjavwu.exe /c:"javatrig.exe /exe_install /l /qq" /q:a /r:n
4. Press ENTER.

Notes

• You cannot install this package on computers that do not have an earlier version of the Microsoft VM installed.
• Stand-alone versions of the Microsoft VM were previously distributed as Msjavx86.exe.
• Microsoft Windows XP and Microsoft Windows XP Service Pack 1a (SP1a) do not include or install the Microsoft VM.
  
  For additional information about the Microsoft VM and Windows XP SP1a, click the following article number to view the article in the Microsoft Knowledge Base:
  813926  (http://support.microsoft.com/kb/813926/ ) Differences between Windows XP S about the Microsoft VM and Windows XP SP1a and Windows XP S about the Microsoft VM and Windows XP SP1aa
• The Microsoft VM is not installed or updated by Windows 2000 Service Pack 4 (SP4).
  
  For additional information about the Microsoft VM and Windows 2000 SP4, click the following article number to view the article in the Microsoft Knowledge Base:
  820101  (http://support.microsoft.com/kb/820101/ ) Frequently asked questions about the Microsoft VM and Windows 2000 Service Pack 4

Windows 2000 SP3 or earlier

The Microsoft VM is included with Windows 2000 SP3 and earlier, and you can update the Microsoft VM on Windows 2000 SP3 and earlier by using a Windows 2000 hotfix or service pack release.

For additional information about how to install Windows 2000 hotfixes silently without rebooting the computer, click the following article number to view the article in the Microsoft Knowledge Base: For information about how to install Windows 2000 service packs silently without restarting your computer, visit the following Microsoft Web site to view the Windows 2000 Service Pack Installation and Deployment Guide: