![]() 0 for the LogonType means Classic Mode Windows logon and 1 is for the Welcome Screen Windows logon screen.ġ. If you want to use the Ctrl Alt Delete windows logon screen, set the DisableCAD to 0 and the LogonType dword to 0 as well. HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system Then locate the following registry entry: ![]() Go to the Start menu, click Run, type regedit, and hit ENTER. ![]() In case accessing the Advanced User Accounts Control Panel or policy editor is not an option for you, you can modify the Ctrl Alt Delete setting directly in registry by changing the DisableCAD and LogonType registry keys. (You need to disable the Welcome screen to get this) That's it! Now you can log off to see the change. HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\WinlogonĬreate a new DWORD value and name it "DisableCAD" To enable the Ctrl-Alt-Delete boxes, open Regedit and go to This is done by default in Windows 2000 Server or Windows Server 2003. It also asks for you to press Ctrl-Alt-Del before you can unlock your computer if you lock it. If you do this, then you will get the "Press Ctrl-Alt-Delete to begin" box when you turn on your computer, before it asks for your username and password. It might work in Home Edition or other versions. I have not tested this with any version of Windows XP besides XP Pro. You should then be able to logon normally. Remove the BartPE CD, and the computer should then start normally and display the "Log On to Windows" or "Welcome" screen according to the registry changes that were made. See if you're able to logon to your profile. It's important to note that you'll need to select the MyXPHive branch first, before unloading it.ġ0. To do so, select MyXPHive branch, and then in the File menu, choose Unload Hive. After entering the correct data, you MUST unload the Hive. ![]() Unload the hive as per the instructions provided in the link at Step 2.Įxtracted information is pasted here for your convenience:ĩ. The Windows NT logon process suspends all other user-mode processes to protect the logon process and is the only process that can create the access tokens used by the Windows NT security system. To gain access to the computer, users are required to log on to Windows NT with a valid user name and password. Click OKĭisabling this feature does not decrease the security of Windows NT. Set to 1 if you don't want to have to press Ctrl-Alt-Del, and set to 0 if you do. Start the registry editor (regedit.exe)Ĥ. By default on a workstation this is no longer needed however on a server it is still necessary but this can be configured with a single registry entry.ġ. Windows NT 5.0 introduces the ability to remove the necessity of pressing Ctrl-Alt-Del, the Security Attention Sequence (SAS) to logon. Set to 1 if you don't want to have to press Ctrl-Alt-Del, and set to 0 if you do.Ĭomplete extracted information is pasted below for your convenience. Double click on DisableCAD (create of type REG_DWORD if it does not exist)Ĥ. Move to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogonģ. *NOTE: This is the only information that you need use from the extracted text that follows:Ģ. How can I enable/disable the Ctrl-Alt-Del to enter logon information? How to edit the registry offline using BartPE boot CD ?Įdit the Windows registry, using the information in the following link: How to Create a BartPE Bootable CD Using PE Builderīoot from the BartPE CD and load the registry hive as per the following instructions: I would be most interested to see whether or not this provides a resolution to the immediate problem of accessing your system.Įdit the Windows registry to enable/disable CAD/SAS requirement at loginīuild a BartPE bootable CD according to the following instructions: Click to expand.Pursuing the above suggestion, I was able to find the necessary information and compile the following instructions (which I have tested on my machine).
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