A mobile wireless communications device may include a housing, and a wireless transceiver carried by the housing. The mobile wireless communications device may also include a display carried by the housing, and a controller carried by the housing and coupled to the display and the wireless transceiver. The controller may be configured to wirelessly download a first page from among a plurality of pages collectively including a sequential listing of a plurality of selectable files. The controller may also be configured to display the first page with a scrollable cursor thereon, and wirelessly download a second page based upon the scrollable cursor being positioned at a threshold number of selectable files in the first page.