Add the following to /lib/udev/rules.d/40-usb_modeswitch.rules:
# RaLink MT7601U ATTR{idVendor}=="148f", ATTR{idProduct}=="2878", RUN+="usb_modeswitch '/%k'"
And see if the wifi driver still failed to work.
Add the following to /lib/udev/ rules.d/ 40-usb_ modeswitch. rules:
# RaLink MT7601U =="148f" , ATTR{idProduct} =="2878" , RUN+="usb_ modeswitch '/%k'"
ATTR{idVendor}
And see if the wifi driver still failed to work.