Wait until the red second-hand points at 12 o'clockImmediately pull out the crown to its most right (Remark: You should see that the second-hand stops at 12. If you can’t make it, just push in the crown and try step 1 and 2 again)Press the top button one by one to align the notification hand pointing at 12 position (center of the WAVE icon)Push in the crown to complete the alignment