The process of downloading the D-Link DWM-221 4G LTE USB Adapter Firmware 2.0.1 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the D-Link DWM-221 4G LTE USB Adapter Firmware 2.0.1 driver from the primary server - this is the manufacturer’s D-Link official website). If the download still fails to run, check whether your anti-virus software is not blocking the connection to the manufacturer server of the D-Link DWM-221 4G LTE USB Adapter Firmware 2.0.1 diver.