The below lines can be implemented into the progman.ini under the [Restrictions] section.
[Restrictions]
NoRun=
1 - Disables the Run command on the File Menu. It is dimmed out.
NoClose=
1 - disables the Exit Windows command on the file menu, ALT-F4 and the Control Menu(upper left button on Program Manager's Window.
NoSaveSettings=
1 - disables the save settings option. Overrides SaveSettings in [settings] section or Progman.ini
NoFileMenu=
1 - removes the file menu from Program manager. User can exit Windows by ALT-F4 unless NoClose is enabled.
EditLevel=n
0-Allows any changes
1-Prevents creating, deleting, renaming groups.
2-Level 1 + preventing creating, deletion, moving, copying or program items.
3-Level 2 + Prevents changing command lines in the program property boxes.
5-Level 3 + prevents changing any program item information.