Error message "A recently installed program has disabled the Welcome screen and Fast User Switching" while turning on the Welcome Screen

Problem:-

When you attempt to turn on Fast User Switching or Welcome Screen, you may receive a message stating that a program used CSGina.dll ( or any other DLL ginamsi.dll etc ) to disable the Fast User Switching and the Windows Welcome screen features. The exact error message follows:

Cause:-

This issue occurs if a third-party GinaDLL value is set in the registry, thus disabing the Microsoft Graphical Identification and Authentication file (Msgina.dll) automatically. CSGINA.DLL is a filter driver of Cisco Systems VPN Dialer program. The filename may vary depending upon the software that you've installed.

Solution:-

Solution:-

To resolve the problem and restore the Welcome Screen and Fast User Switching, you need to reset the GinaDLL entry using these steps:

• Click Start, Run and type REGEDIT
• Navigate to the following key:

HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \ CurrentVersion \ Winlogon

• Backup the key by exporting to a file.
• In the right pane, right-click GinaDLL, and then click Delete. (You need to remove the whole value, not just its Value Data)
• Close Registry Editor