How to set airport exprex as a client mode
How can use may print with usb port with may 1st generation airport as extended wifi
iPad (3rd gen) Wi-Fi + Cellular, iOS 7.0.2
A first generation AirPort Express cannot "wirelessly extend" a wireless network, but you can connect it to any router with an Ethernet cable. It can then serve as a wireless access point and be used to connect any USB-only printer.