USB modeswitch not working

$ sudo pacman -S usbutils usb_modeswitch modemmanager mobile-broadband-provider-info nm-connection-editor

warning: usbutils-008-1 is up to date -- reinstalling
warning: usb_modeswitch-2.5.1-1 is up to date -- reinstalling
warning: modemmanager-1.6.10-1 is up to date -- reinstalling
warning: mobile-broadband-provider-info-20170310-1 is up to date -- reinstalling
warning: nm-connection-editor-1.8.7dev+3+g3d7c0a89-1 is up to date -- reinstalling
resolving dependencies...
looking for conflicting packages...

Packages (5) mobile-broadband-provider-info-20170310-1  modemmanager-1.6.10-1  nm-connection-editor-1.8.7dev+3+g3d7c0a89-1  usb_modeswitch-2.5.1-1  usbutils-008-1

Total Installed Size:  14.78 MiB
Net Upgrade Size:       0.00 MiB

:: Proceed with installation? [Y/n] n

$ sudo systemctl status ModemManager
● ModemManager.service - Modem Manager
   Loaded: loaded (/usr/lib/systemd/system/ModemManager.service; enabled; vendor preset: disabled)
   Active: active (running) since Mon 2017-11-20 18:41:02 WIB; 18min ago
 Main PID: 1118 (ModemManager)
    Tasks: 3 (limit: 4915)
   CGroup: /system.slice/ModemManager.service
           └─1118 /usr/bin/ModemManager

Nov 20 18:41:02 archy systemd[1]: Starting Modem Manager...
Nov 20 18:41:02 archy ModemManager[1118]: <info>  ModemManager (version 1.6.10) starting in system bus...
Nov 20 18:41:02 archy systemd[1]: Started Modem Manager.
Nov 20 18:41:04 archy ModemManager[1118]: <info>  Couldn't check support for device at '/sys/devices/pci0000:00/0000:00:1c.3/0000:02:00.0': not supported by any plugin

$ lsusb
Bus 001 Device 005: ID 12d1:14fe Huawei Technologies Co., Ltd. Modem (Mass Storage Mode)