Policy

File menu: Disable closing the browser and Explorer windows

Prevents users from closing Microsoft Internet Explorer and File Explorer. If you enable this policy, the Close command on the File menu will appear dimmed. If you disable this policy or do not configure it, users are not prevented from closing the browser or File Explorer. Note: The Close button in the top right corner of the program will not work; if users click the Close button, they will be informed that the command is not available.

Policy
Pack Microsoft Windows
Category Windows Components / Internet Explorer / Browser menus
Policy ID fe6c2d904b66
Internal name File_NoBrowserClose

Registry

Copy registry mappings

HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions\NoBrowserClose (enabled) = 1
HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions\NoBrowserClose (disabled) = 0

Policy notes

Prevents users from closing Microsoft Internet Explorer and File Explorer. If you enable this policy, the Close command on the File menu will appear dimmed. If you disable this policy or do not configure it, users are not prevented from closing the browser or File Explorer. Note: The Close button in the top right corner of the program will not work; if users click the Close button, they will be informed that the command is not available.

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Disable Open in New Window menu optionDisable Save this program to disk optionFile menu: Disable New menu optionFile menu: Disable Open menu optionFile menu: Disable Save As Web Page CompleteFile menu: Disable Save As... menu optionHelp menu: Remove 'For Netscape Users' menu option