Apple has evolved how you set and track a schedule and your sleep quality.

After you adjust your settings, your phone will revert to Bedtime Mode on your sleep schedule, but you can manually enable it, too. Some Samsung phones may label similar settings Sleep in the ...

You can choose to set a sleep goal for each night, for instance, which the Health app will keep track of. If you link Sleep Focus with your sleep schedule, then it’ll turn on automatically.