How to Turn Off Blue Light on iPhone or iPad?

The blue light filter on iPhone, also known as “Night Shift,” is a feature made to ease eye strain and make using an iPhone or iPad more comfortable during evenings or nights. As you can tell from the name, the feature reduces the amount of blue light the screen emits, making it warmer. Many companies, including Apple, claim the blue light filter positively affects your body and improves sleep quality. While that statement is debatable among scientists, users say that “Night Shift” on iPhone makes using devices in the evenings slightly more comfortable. If you wonder how to turn on the Blue light filter on your iPhone, this article will show you all the details.

Does My iPhone Support the Blue Light Filter?

The blue light filter on iPhone (Night Shift) works on any relatively modern iPhone. Apple introduced the feature back in iOS 9.4. To enable the blue light filter on iPhone, you need iPhone 5S or newer and an iPad Air/mini 2 or newer. Although iPhone 5 and older models support iOS 9.4, Night Shift does not work on iPhones released before 5S and iPads before the first-gen Air.

How to Turn On Blue Light Filter with Siri?

You can enable the blue light filter on your iPhone by asking Siri. Invoke the voice assistant and say: “Turn on Night Shift.” Siri will turn on the blue light filter until the next sunrise.

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How to Turn On the Blue Light Filter on iPhone?

Open the control center and hold the brightness slider. Then, tap the middle Night Shift button. Again, that action will turn on the blue light filter until the next sunrise. A screenshot of a cell phoneDescription automatically generated with medium confidence

Automatically Turn On the Night Shift on iPhone

You can make your iPhone automatically turn Night Shift on or off following sunrise/sunset at your current location or using a custom schedule.

  1. Open Settings, then go to Display and Brightness.
  2. Tap Night Shift.
  3. Toggle on Manually Enable Until Tomorrow. That will turn on the blue light filter until the next sunrise. You need to repeat this step every day. If you want to automate the process, follow the next step. Graphical user interface, applicationDescription automatically generated
  4. To make an iPhone automatically turn Night Shift on or off, enable the Scheduled option.
  5. Tap From/To and select the option that fits you best. From our experience, we can tell that Sunset to Sunrise works the best. If that is not your cup of tea, select Custom Schedule and specify the hours. Graphical user interface, text, application, emailDescription automatically generated

How to Turn Off Blue Light on iPhone?

Again, there are several ways to disable the blue light filter on your iPhone.

  • Ask Siri. Just say: “Hey Siri, turn off Night Shift.” Note, if you have scheduled Night Shift, it will turn back on on the next sunset.
  • Use the Control Center. Pull down the control center (pull up on iPhones with the Home button), tap and hold the brightness slider, then tap the Night Shift button. Again, that action disables the blue light filter until the next sunrise in case you have scheduled Night Shift.
  • Use Settings. Go to Settings > Display and Brightness. Tap Night Shift, then disable Scheduled or Manually Enable Until Tomorrow.

How to Adjust Blue Light on iPhone and Change Its Intensity?

You can make the blue light filter more or less intensive using a slider in settings.

  1. Go to Settings > Display and Brightness.
  2. Tap Night Shift.
  3. Find the Color Temperature slider and set the preferred level. Graphical user interface, text, applicationDescription automatically generated

Blue Light Filter Apps for iPhone

Apple does not allow third-party apps from the App Store to mimic Night Shift’s capabilities. That means you cannot use blue light filter apps from third-party developers. On Android, though, things are opposite, and you a set of different blue light filter apps from various developers.

That is it. Now you know how to use the blue light filter on your iPhone or iPad.

Cyril Kardashevsky

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