Does your WiFi extender start behaving weirdly all of a sudden? Even after a good Netgear EX6100 WiFi range extender setup, does it not provide the speed required? If so, then immediately upgrade the firmware on the Netgear Extender Setup. Netgear Extender Firmware is a compilation of hardware device-integrated instructions. Netgear extender firmware, speaking in the language of a layman, is essentially an operating system explicitly intended to operate on the particular make and model number of the extender. So make sure you have on your extender the new firmware update. This is how the Netgear EX6100 firmware can be upgraded: