The "best" way to get the driver is to use the software built into the hardware, as it is pre-configured for the device. ZTE Official Website Software | Support - Vodafone
The "best" way to handle drivers for the K4201-Z is to use its built-in QuickStart technology User Guide Vodafone Mobile Broadband USB Stick K4201-Z vodafone mobile broadband k4201z driver download best
Do not run the installer while the dongle is plugged in yet. The "best" way to get the driver is
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