If you simply need to reset the device (which will erase all data), you can use the hardware buttons. Note that this will trigger the FRP lock if a Google account is still active on the device. : Completely turn off your Connect Charger
HMD Global (the manufacturer of Nokia phones) notoriously locks the bootloaders of most Nokia devices, making it difficult for enthusiasts to install custom software. The Quest for an "Unlock Tool" Nokia Ta 1283 Unlock Tool
Your USB drivers are not installed correctly. Go to Device Manager, find the unknown device, and manually install the Nokia USB Generic driver. If you simply need to reset the device