Start tracking your sleep cycles

1 Go to Bedtime

Open the Clock app and there is an icon at the bottom called Bedtime. Press it to open the tab. At the top is a master on/off switch. Turn it on to enable Bedtime to be set up.

2 Set the hours

Bedtime lights up and a clock face is displayed with an orange bar. Drag the icons at the start and end to indicate the usual times you go to bed and wake in the morning.

3 Set the days

The Options link in the top-left corner is easily missed, but it is an important part of the app. Press it. Select the days Bedtime should be used at the top of the screen.

4 Time for bed

Do you want to be reminded when to go to bed? How far ahead do you need to know? Press Bedtime Reminder on the Options screen and select a time from the list.

5 Pick a sound

Bedtime wakes you up in the morning at the time set on the clock. Press ‘Wake-up Sound’ on the Options screen and choose the sound to be woken by. You’ll hear a preview.

6 Good vibrations

When the morning alarm sounds, the iphone can also vibrate. On the Wake-up Sound screen, press Vibration and choose an option. It plays a preview when selected.

7 Track your sleep

If you track your sleep habits, swipe up the Bedtime screen to view the hours slept this week. The top and bottom lines are the times set in Bedtime. Press ‘More History’.

8 Further sleep analysis

The Health app opens in the sleep section. Use Apple Watch or other devices to record sleep hours, or press ‘Add’ to add them manually. Press ‘Data Sources & Access’.

9 Allow data sources

These apps are able to read and write sleep hours in the Health app. Clock should be enabled so that it can be used to track your sleep. Return to the Bedtime screen.