To download Rand McNally map updates; the key application is Rand McNally dock. Rand McNally Driver Connect or the Dock software makes the process of downloading map updates more convenient. Due to some unexpected errors or lack of proper knowledge, some people still find it difficult. Need further help with Rand McNally map update. Dial the toll-free numbers: USA/Canada: +1 888-480-0288 & UK: ‭+44 800-041-8324