This "driver", or .inf, contains identifiers for the specific modem - MT5634IND. You must download, decompress the archive file, and then perform the install of the new device. NOTE: Some of the noted operating systems may not perform the detection or PnP operation and the device will be detected AFTER the .inf has installed the required optional settings for the modem.
Flash Wizard Utility for Linux OS to update firmware on modems. Firmware has a naming convention that must be adhered and is documented in the following link -> Naming Convention Document. This software utility and Linux installation instructions can be found on SourceForge.net(Click Link to follow). README will