1. In the Control Panel window on the computer where QuarkXPress is installed, click Administrative Tools.

  2. Double-click Local Security Policy. The Local Security Policy window displays.

  3. Expand Local Policies in the list on the left and click Security Options.

  4. In the list on the right, double-click Network security: LAN manager authentication level. The Network Security dialog box displays.

  5. In the Local Security Settings tab, choose Send LM & NTLM responses.

  6. Quit and relaunch QuarkXPress.