How to Caps Lock on iPhone 15: A Step-by-Step Guide

To caps lock on an iPhone 15, simply double-tap the Shift key on the keyboard. It’s the key with the arrow pointing upwards. When you do this, the Shift key will change to a solid white color, indicating that caps lock is activated. You can then type in all capital letters until you disable it by tapping the Shift key once more.

After you complete the action, all the letters you type will be in uppercase until you deactivate caps lock. This feature is particularly useful when you want to emphasize something in a text message or type an acronym without having to tap the Shift key before each letter.

You can also watch this video about how to caps lock on iPhone 15 for more on this topic.


In the fast-paced digital world we live in, speed and efficiency are paramount. This is no different when it comes to typing on our smartphones. The iPhone 15, like its predecessors, comes equipped with a host of features to make typing easier, one of which is the caps lock function. Whether you’re crafting an important email, responding to a text, or updating a social media status, the ability to switch between lowercase and uppercase letters swiftly can be a true time-saver.

But why is knowing how to activate caps lock on your iPhone 15 important? For starters, it enhances the readability of your text by allowing you to emphasize certain words or phrases. It’s also a courtesy in professional communication to use proper capitalization. Plus, for those who are visually impaired, typing in all caps can make the text easier to read. Whatever your reason, mastering the caps lock function on your iPhone is a small but mighty skill that will improve your typing efficiency and communication clarity.

Related: How to Shut Off Predictive Typing on an iPhone 14

Step by Step Tutorial on How to Caps Lock on iPhone 15

The following steps will guide you through the process of enabling and disabling caps lock on your iPhone 15.

Step 1

Double-tap the Shift key on the iPhone keyboard.

By double-tapping the Shift key, you activate the caps lock feature. This key is typically located on the left side of the keyboard and is represented by an upward-pointing arrow.

Step 2

Look for the Shift key to change to a solid white color.

Once you have successfully activated caps lock, the Shift key will become solid white, which signifies that all the letters you type will be in uppercase.

Step 3

Type your message.

With caps lock activated, you can now type your message in all capital letters without having to press the Shift key before each letter.

Step 4

Tap the Shift key once to deactivate caps lock.

When you are finished typing in all caps, simply tap the Shift key once more. It will change back to its original state, indicating that caps lock has been turned off.


EfficiencyCaps lock on the iPhone 15 allows for faster typing when needing to use all capital letters, as it eliminates the need to press the Shift key before each letter.
EmphasisUsing caps lock can help bring attention to important text in messages or emails, making your communication more effective.
AccessibilityFor those with visual impairments, all-caps text can be easier to read, making the caps lock feature a valuable tool for accessibility.


OveruseOverusing caps lock can come across as shouting in digital communication, which may not be appropriate in all situations.
Battery DrainAlthough minimal, activating caps lock and typing in all caps could potentially use more screen space and power, potentially draining the battery slightly faster.
Accidental ActivationIt’s possible to accidentally enable caps lock, leading to unintended formatting in messages and the need to retype text.

Video About Caps Lock

Additional Information

While the process of using caps lock on the iPhone 15 is fairly straightforward, there are a few additional tips and tricks that can enhance your experience. For instance, if you find yourself accidentally activating caps lock frequently, you can go into your iPhone’s settings and disable the feature altogether.

Another tip is to pay attention to the context in which you use caps lock. While it’s great for emphasis and visibility, in certain situations like professional emails or sensitive conversations, using all caps can be misinterpreted as shouting or aggression.

Lastly, remember that the iPhone keyboard is customizable, meaning you can adjust the settings to suit your typing preferences. Whether it’s changing the keyboard language, adding text shortcuts, or altering the keyboard layout, taking the time to personalize your keyboard can make typing on your iPhone 15 even more efficient and enjoyable.


  1. Double-tap the Shift key to activate caps lock.
  2. Look for the Shift key to turn solid white.
  3. Type your message in all caps.
  4. Tap the Shift key once more to deactivate caps lock.

Frequently Asked Questions

Can I disable the caps lock feature entirely?

Yes, you can disable caps lock by going into your iPhone’s settings, selecting ‘General’, then ‘Keyboard’, and toggling off ‘Enable Caps Lock’.

Will using caps lock drain my battery faster?

The difference in battery usage is minimal, but typing in all caps can use more screen space and, therefore, could potentially drain the battery slightly faster.

Is it considered rude to type in all caps?

In certain contexts, such as professional communication, typing in all caps can be perceived as shouting and may be considered rude. It’s best to use caps lock sparingly and only for emphasis.

What if the Shift key doesn’t turn white?

If the Shift key doesn’t turn white after double-tapping, caps lock may not be enabled in your settings. Check your keyboard settings to ensure the feature is turned on.

Can caps lock be used for non-English keyboards?

Yes, the caps lock feature works on all supported keyboard languages on the iPhone 15.


Understanding how to caps lock on iPhone 15 is a handy skill that can significantly boost your typing efficiency. While it might seem like a small feature, it plays a crucial role in communication—helping to highlight important points or making your text more accessible. As with any tool, it’s essential to use caps lock judiciously to avoid miscommunication or appearing unprofessional.

So, the next time you’re typing out a message or email, remember these simple steps to switch on caps lock and make your text stand out. Keep practicing and exploring your iPhone’s features, and you’ll soon be typing like a pro!