How to Turn iPhone on/off, Place it to Sleep Mode or Do Not Disturb Mode?

Compared to Android OS, iOS device is different. This article will show how to turn iPhone on/off, place it to sleep mode and Do Not Disturb Mode for iOS novice or get accustomed to Android OS user.

iMobie Last Updated: Mar. 31, 2020

For mobile users getting accustomed to Android OS, it is really hard to suit the iOS system. However, plenty of users prefer Apple products due to its advanced features. If you are a novice for iOS, here is a tip for basic operations. Below will give the example of iPhone, but the steps are almost the same with other iOS devices.

Note: To run all iOS device, please make sure you have an Apple ID. That is the entrance.

How to Turn on iPhone?

In order to launch apps and execute all the tasks you desired, the first step is to turn on your iPhone. Once it’s powered off, just press and hold the Power button placed near the right top corner of iPhone at least for 5 seconds. Having seen the Apple logo on the screen, please unloosen the Power butter for iPhone boosting up. While noticed that Lock screen displays, it’s ok to start using iPhone.

1. If you just get your iPhone, and it is the first time to turn it on, you should set up and activate it firstly. By the way, a SIM card is needed during this process.

2. Sometimes if you find you can’t turn on your iPhone after iOS update, you can try to fix it by recharging, hard reset, restore, DFU mode, etc. Read full text to click here >

How to Turn off iPhone?

Supposing that there is no enough power, the quick way is to turn off the device. Since all apps running will be shut down, the remained power will be kept in case of some emergence happened. Moreover, to prevent being disturbed by others, any form of messages cannot be transferred. For turning off iPhone, please press and hold down the Power button about 5 minutes once the slide to power off banner presented on the screen. Then, slide your finger from left to right based on the red-and-white banner.

How to Place iPhone into Sleep Mode?

To save power, you need to put your device into sleep mode. Although entered into that mode, your iPhone or other iDevices can still connect to the Internet, get calls, receive messages, run apps, etc. All the device notification will be noticed under this circumstance. To get into this mode, just need to press the Power button once and release it immediately. For waking up iPhone again, just tap the Power button or Home button.

Note: iDevice will default to enter into Sleep Mode when you undo actions for two minutes. To change this, please do these steps: > tap Settings > Click General > Select Auto-Lock.

How to Set iPhone to Do Not Disturb Mode?

If you want to protect you from being disturbed while in a meeting or sleeping, the Do Not Disturb Mode is necessary. In that mode, the incoming calls will automatically direct to voicemail. The time can also be scheduled with yourself. Meanwhile, you can also allow calls selectively beforehand. In other words, the permitted calls you set in this mode can still reach to you. Just go settings to set up if there is a need.

Set iPhone to Do Not Disturb Mode

Set iPhone to Do Not Disturb Mode

The Bottom Line

The guide introduces how to turn iPhone on/off, place it to sleep mode and Do Not Disturb Mode in detail. For any further doubts, please let us know in the comments below. 


Member of iMobie team, an Apple fan as well as an anime lover. Like to share solutions on iOS and Android related problems.