Change Internet Options under tools menu on IE.

Here is few keys to enable or disable Internet Options under tools menu on IE.

Through Group policy:
1. Open gpedit.msc.
2. Navigate to : User Configuration\Administrative Templates\Windows Components\Internet Explorer\Browser menus
3. Enable the option: Tools menu: Disable Internet Options… menu option

Though Registry Editor:
1. Open regedit.
2. Navigate to the following paths:
    * "HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions"
      * "HKLM\Software\Policies\Microsoft\Internet Explorer\Restrictions"
3. If the DWORD "NoBrowserOptions" is already present modify the value to "0" to enable Internet Options.
4. If the DWORD "NoBrowserOptions" is not present, create it.
5. Inorder to disable make the value to 1.

Note: Enabling the value to 1, will disable the Internet options only under tools menu.