Step 2, enter the health menu and click Sleep;
Step 3, enter the sleep state menu and slide the mobile phone screen upward;
Step 4, in the sleep state, find and click all the timings and options;
Step 5, enter all the timing and option menus to find the sleep timing function;
Step 6, turn off the switch behind the sleep timing function and complete it, so that the hidden alarm clock will be closed and completed;