The short answer: It depends on your operating system.
If your computer recognizes the MF937 but you cannot access the internet or the device’s admin page (192.168.0.1), you likely have a driver signature issue or an outdated driver. zte mf937 drivers
This report investigates the driver requirements for the ZTE MF937 (also known as the ZTE Mobley or marketed by carriers like AT&T). The device is a 4G LTE Mobile Wi-Fi Hotspot typically plugged directly into a vehicle’s OBD-II port or a USB adapter. Restart your PC
The primary finding is that the ZTE MF937 is a "Plug-and-Play" device. It does not require manual driver downloads for standard operation. Connection to a PC is established via Wi-Fi, not via a physical data cable. However, specific "drivers" are required for advanced maintenance tasks, such as firmware updates or unbricking the device, which are handled through the ZTE Handset USB Driver package. The short answer: It depends on your operating system
Sometimes a clean slate is the only solution. Here is how to completely remove all traces.