How to lower the screen timeout duration on my Apple iPhone 5S
To help save battery power, you can choose a lower screen timeout setting on your Apple iPhone 5S.
1. Touch Settings.
2. Scroll to and touch General.
3. Scroll to and touch Auto-Lock.
4. Touch the desired option (e.g., 1 Minute).
5. Touch General.
6. The screen timeout period has been set.