Registry Guide for Windows Registry Guide for Windows
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Registry tweaks, tricks & hacks to optimize, enhance and secure Microsoft Windows.

Change Alternate Installation Credential Settings (Windows 2000/XP)
Category: Home > Security

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These settings control whether users are prompted to enter alternate logon credentials when installing software as a non administrative user.

Open your registry and find the key below.

Create new DWORD values according to the options below.

NoRunasInstallPrompt

  • "1" - Disable alternate credentials option
  • "0" (Default) - Request alternate credentials

    PromptRunasInstallNetPath

  • "1" - Request alternate credentails when installing from a network share.
  • "0" (Default) - Disable alternate credentials option

    Restart Windows for the change to take effect.

    Registry Editor Example
    |NameTypeData|
    |(Default)REG_SZ(value not set)|
    |NoRunasInstallPromptREG_DWORD0x00000000 (0)|
    |PromptRunasInstallNetPathREG_DWORD0x00000001 (1)|
    -
    |HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Exp...|
    -

    Settings:
    User Key: [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\
    Explorer]
    System Key: [HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\
    Explorer]
    Name: NoRunasInstallPrompt, PromptRunasInstallNetPath
    Type: REG_DWORD (DWORD Value)
    Value: (0 = default, 1 = enable)

    Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.

    Last Modified: April 27, 2002

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