Microsoft Access cannot open this file. This file is located outside your intranet or on an untrusted site. Microsoft Access will not open the file due to potential security problems. To open the file, copy it to your computer or an accessible network location.
Also do this: Open Internet Explorer Go to Tools | Internet Options Click the Security Tab Click the Local Intranet zone Click the Sites button Un-check the Automatically detect intranet network checkbox Leave the three options below the one above checked Click OK twice