ANSWER: Hold a paper clip Very Firmly in the reset hole in the bottom of the extender for at least 1 second. All the lights will come on, and then go off. Then it will reboot.
How to Factory Reset the MX1200 Extender
ANSWER: Hold a paper clip Very Firmly in the reset hole in the bottom of the extender for at least 1 second. All the lights will come on, and then go off. Then it will reboot.