How to Turn on Blue Light on iPhone

In today’s digital age, people’s dependence on electronic devices like smartphones has increased significantly. It has become almost impossible to avoid using smartphones even during the night when people are supposed to rest. However, using phones during the night can lead to various health issues, including eye strain and disrupted sleep patterns. To tackle this issue, Apple introduced the Night Shift feature, which reduces the amount of blue light emitted from iPhone screens at night. 

The blue light filter on the iPhone is one of the most sought after features for people who prefer to use their phones at night. However, many users do not know how to turn it on. This blog will provide a step-by-step guide on how to turn on the blue light filter on an iPhone.

Video Tutorial:

The Challenge of Turning on Blue Light on iPhone

People often face difficulties in locating the blue light filter on their iPhones. Also, some users might not be familiar with the settings of their devices, making it difficult to enable the blue light filter. Although the process is relatively simple, it may seem daunting to inexperienced users.

Things You Should Prepare for

Before we begin, ensure that your iPhone is updated to the latest software version to avoid compatibility issues. The steps for turning on the blue light filter may vary slightly depending on which iPhone model you are using.

Method 1: Via Control Center

Step 1: Swipe up from the bottom of your iPhone screen to open the Control Center.  

Step 2: Tap and hold on the brightness slider until the Control Center expands.

Step 3: Tap on the “Night Shift” icon.

Step 4: Adjust the intensity of the blue light filter using the slider.

Pros:

– It is the easiest way to turn on the blue light filter.
– It enables you to customize the filter according to your preferences.

Cons:

– Turning on Night Shift manually also means that you have to turn it off manually.

Method 2: Via Settings

Step 1: Open the “Settings” app on your iPhone.

Step 2: Tap on the “Display & Brightness” option.

Step 3: Select “Night Shift”.

Step 4: Toggle the switch next to “Scheduled” to turn it on.

Step 5: Choose between two options – “Sunset to Sunrise” or “Custom Schedule” to schedule when the blue light filter will be enabled.

Pros:

– You can schedule the blue light filter to automatically turn on and off according to your preference.
– Once scheduled, Night Shift will turn on and off automatically, so there is no need to turn it on and off manually.

Cons:

– It may take a few attempts to get the scheduling right.

Method 3: Via Siri

Step 1: Activate Siri by holding down the home button or saying "Hey Siri."

Step 2: Ask Siri to "turn on Night Shift."

Step 3: Siri will instantly enable the blue light filter on your iPhone.

Pros:

– You can activate the filter through voice command, making it more convenient than using the manual options.

Cons:

– This method may not be suitable if you are in close proximity to others.

Why Can’t I Turn on Blue Light on iPhone

There could be several reasons why you are unable to turn on the blue light filter on your iPhone. Some potential reasons could be:

1. Your iPhone is not updated to the latest version.
   
Fix: Update your iPhone’s software to the latest version.

2. Your iPhone model does not support the “Night Shift" feature.

Fix: Ensure that your iPhone model is compatible with the blue light filter feature.

3. Your iPhone is in power-saving mode, which may interfere with the “Night Shift” feature.

Fix: Turn off the “Low Power Mode” in the “Battery” section of the “Settings” app.

Additional Tips

– Keep your iPhone’s screen brightness low to further reduce eye strain while using your phone.

– Consider using blue light filter apps like “f.lux” that can reduce the amount of blue light emitted from your iPhone screen.

– Avoid using your phone for extended periods before going to bed to foster healthy sleep patterns.

5 FAQs about Turning on Blue Light on iPhone

Q1: Can I customize the blue light filter intensity?

A: Yes, you can customize the intensity of the blue light filter to your preference. You can change the level of the blue light filter by adjusting the slider in the “Settings” app or the Control Center.

Q2: Can I schedule the blue light filter to turn on and off automatically?

A: Yes, you can schedule the blue light filter to turn on and off automatically by toggling the “Scheduled” option in the “Night Shift” settings.

Q3: Can I use Siri to turn on the blue light filter?

A: Yes, you can ask Siri to turn on the blue light filter by saying “turn on Night Shift.”

Q4: Why is it essential to turn on the blue light filter on my iPhone?

A: Turning on the blue light filter on your iPhone can help reduce eye strain and improve your sleep patterns.

Q5: Is it harmful to use my iPhone without the blue light filter?

A: Yes, using your iPhone without the blue light filter can cause eye strain and disrupted sleep patterns.

In Conclusion

Turning on the blue light filter on your iPhone is essential to protect your eyes from blue light exposure. Apple’s “Night Shift” feature enables you to adjust the blue light filter’s intensity and schedule when it will turn on and off. You can also activate the filter using Siri. With these easy-to-follow methods, you can turn on the blue light filter on your iPhone with ease and enjoy a more comfortable viewing experience.

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