Allow signed CAB files to download without prompts

For clients to download ActiveX controls automatically when the display containing them is opened, you must set up the Internet Explorer options so that both unsigned and signed CAB files can be downloaded without prompt dialog boxes appearing each time.
To allow signed CAB files to download from the Internet without prompts:
  1. In Internet Explorer, click
    Tools
    >
    Internet options
    .
  2. In the
    Security
    tab, click
    Internet
    for the zone.
  3. Click
    Custom Level
    to set the security level for the zone.
  4. In the
    Security Settings
    dialog box, in the
    Reset custom settings
    frame, select
    Medium
    in the
    Reset to
    field.
  5. Click
    Reset
    and
    OK
    in the
    Security Settings
    dialog box.
  6. Click
    OK
    in the
    Internet Options
    dialog box.
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