If you experiencing issues with your Kyocera Echo, then follow below step to do a hard factory reset.  Doing a hard reset often fixes freezing, lagging or other issues. Kyocera echo complete factory hard reset First, access the unlock screen where you see the emergency dialer. Open the emergency dial pad and type ##RESET# (That is ##73738#) Hit the Reset button that appears. Tap Yes on the warning. You will see a little android icon with a restoring status bar and phone will reboot cleanly.