sudo apt install usb-modeswitch Create /etc/usb_modeswitch.d/19d2:1403 :
ls /dev/ttyUSB* # or /dev/ttyACM* dmesg | grep -i zte Typical output: zte at interface driver
TargetVendor=0x19d2 TargetProduct=0x1405 MessageContent="5553424312345678000000000000061e000000000000000000000000000000" Then trigger switch: sudo apt install usb-modeswitch Create /etc/usb_modeswitch