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With the iPhone 16 lineup, Apple brought the Action Button to all four devices, expanding it from the Pro-only limitation last year. At the same time, there's a new Camera Control button that eliminates the need to activate the camera with the Action Button, which was one of the major useful functions. At the same time, there are new Control Center options that you can set to the Action Button, expanding what's possible.

iphone-15-pro-action-button-settings.jpg

This guide goes over what you can do with the Action Button with an iPhone 16 and iOS 18, and it may be useful to help you find something new to use it for.

Base Functions

Since the Action Button has been around since last year, Apple has several base functions that could be assigned to it.

  • Silent Mode - This toggles Silent Mode on and off, and it's the one-to-one replacement for the prior mute switch. This is useful if you often want to turn on sound and have the option to turn it off, but if you're a silent all the time person, it's not that functional.
  • Focus - You can set the Action Button to toggle on any Focus mode that you've set up. This is a good option if you've got a Do Not Disturb type of Focus that you like to turn off and on throughout the day. Of course, Focus modes can also be set to turn on and off at specific times instead, so that's able to be automated in other ways.
  • Camera - If you have an iPhone 16 with the Camera Control button, there's no need to set the Action Button to open the Camera, unless you want it to do something like open the selfie camera while the Camera Control button opens the rear camera. It's easy to swap camera modes from the Camera Control button or the Camera app once it's open, though.
  • Flashlight - Flashlight is potentially one of the more useful Action Button settings if you regularly use the Flashlight function in the dark. Prior to iOS 18, the Flashlight was a mandatory Lock Screen button, but that's no longer the case. You can set other functions to the Lock Screen now, so it can make more sense to move the Flashlight to the Action Button depending on how often you use it.
  • Voice Memos - Setting the Action Button to Voice Memo starts a recording when you press the button the first time, and stops it with a second press. In iOS 18, you can get transcriptions of Voice Memos, which adds a lot more functionality. If you want to record class lectures, interviews, or meetings regularly, setting Voice Memos to the Action Button might be your best bet.
  • Recognize Music - This basically activates Shazam to tell you what music is playing around you. Unless you're using Shazam all the time, this is probably better to activate from Control Center.
  • Translate - When you press the Action Button with Translate set, it'll automatically listen to what's being said and then provide a translation. You'll need to select your languages in the Translate app, but after that, it doesn't open up a full app. It's a quick access interface where you can get a translation and even have that translation spoken aloud. There are some limitations on languages, but if you're traveling to a country where one of the available languages is spoken, this one's a super useful way to take advantage of the Action Button.
  • Magnifier - Magnifier opens up the Camera app and lets you set a zoom level so you can magnify small text. You can change brightness and contrast for better viewing, and put on the flash if it's dark. If you have eyesight issues and trouble with text that's too small, Magnifier has the potential to be helpful, and you'll probably need it often enough to justify assigning it to the Action Button.
  • Accessibility - You can set the Action Button to any Accessibility feature. There are a long list of options, but some of the more useful ones to use with a quick access toggle include Zoom, VoiceOver, Voice Control, Apple Watch Mirroring, Background Sounds, Conversation Boost, Live Speech, and Guided Access.
  • No Action - Don't want to use the Action Button? Setting it to No Action means it won't do anything when it's pressed.
Shortcuts

You can set any Shortcut to be activated with the Action Button using the "Shortcuts" setting, and that's how some people get the most out of the feature. You can create a Shortcut that brings up several different apps and functions.

The "Super Action Button" shortcut, for example, opens up a menu where you can choose from options like taking a screenshot, turning on the flashlight, creating a Reminder, starting a Voice Memo, opening Apple Maps, creating a Calendar event, scanning a document, and more.

You can find a bunch of these online on Reddit or the MacRumors forums, or you can create your own with the functions that you want to access quickly.

Third-party apps that have Shortcuts created by developers will also show up in the Action Button Shortcuts section, so if you want to have the Action Button do something like open a book in Audible or create a to-do in Things, you would set that up with the Shortcuts app. Here are a few first and third-party app Shortcuts that might be useful:
  • ChatGPT - Ask ChatGPT a question that you type in, or start a voice conversation.
  • Audible - Read a book or set a sleep timer.
  • Clock - Set a timer.
  • Files - Scan a document.
  • Google - Start a Google search or a voice search.
  • Music - Play music from your Apple Music library or a radio station.
  • Phone - Call or FaceTime someone.
  • Podcasts - Play a podcast.
  • Things - Add a to-do.
  • Fantastical - Create an event.
  • Remote - Activate the Remote Control feature for Apple TV.
  • Open an app - Set the Action Button to open any app you have installed.
What you have available for the Shortcuts Action Button option will depend on which apps you have installed and which Siri Shortcut features they've implemented. Note that this setting is distinct from the Control Center controls that you can also assign to the Action Button.

To make things more confusing, there are different app actions in the Shortcuts app that aren't available in the Action Button settings unless you've previously set them up. You can, for example, have the Action Button launch an Amazon search, but only if you have se... Click here to read rest of article

Article Link: Best Ways to Use the iPhone 16 Action Button
 
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Pandyone

macrumors regular
Sep 30, 2021
227
312
I have a Shortcuts folder with a selection of shortcuts and apps.
For example setting silent mode, AOD on/off, create a recording and setting some of my lights to specific values.

The best part is that it’s a folder that overlays on top of current app. So it can act as task manager to some favourite apps, or functions in apps, too.
 

JohnC1959

macrumors regular
Jul 31, 2024
181
302
So I customized the action button at the same time as customizing the two virtual buttons on the bottom of the lock screen. Since I have the camera button (and besides you always could just swipe left to get the camera, I didn't need the camera virtual button. So I made the action button my flashlight and for the two virtual buttons at the bottom of the lock screen I now have shazam and silence/ring. I especially like having one of those virtual button being for silence because you get clear visual feedback on whether you're on silence or ring mode. I added Shazam because the few times I want that I often need it quickly.
 

neuropsychguy

macrumors 68030
Sep 29, 2008
2,638
6,545
I have the 15 Pro and to me it's the most useless button of all time. I use it as often as the reset button on my AirPods.
And I have triEEEEd so many times to find a use for it. CANT
I use it as a flashlight. I could push the button on the screen but find the action button more convenient. As someone who almost always keeps my phone on silent, the toggle switch was close to useless for me. The good thing about the action button is it gives options. Yes the toggle switch could have been programmed that way too, but pushing a button is easier than flipping that little switch.
 
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BugeyeSTI

macrumors 604
Aug 19, 2017
7,141
9,030
Arizona/Illinois
I have the 15 Pro and to me it's the most useless button of all time. I use it as often as the reset button on my AirPods.
And I have triEEEEd so many times to find a use for it. CANT
I wish it had more functionality also. Would be nice to have it do different things depending on long press, short press, number of presses.. Apple seems to add buttons then hobble them. Kind of reminds me of good old 3D Touch. I loved it but Apple didn't utilize or market the feature very well to the public.
 
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diamornte

macrumors 6502
Apr 27, 2009
441
476
Wow, and people who opted not to get the 16 this year are calling the camera button a gimmick. The action button is more of a gimmick than the camera button. Apple doesn't provide enough options that can be used "out of the box" without having to dive into complicated workflows/"shortcuts" for the action button.
 

mikebenton

macrumors regular
Sep 14, 2009
133
181
There's no good reason Apple didn't go out of the gate with having it to where a long press does mute/unmute and a short press does some custom action. I don't know why Apple always slow rolls these types of features.
 

HylianDrew

macrumors newbie
Oct 9, 2023
6
4
San Diego
Ways to use iPhone 16 action button?? Damn. Wish I could do this on my 15 Pro Max.

All seriousness though, it took iOS 18 for this to finally become useful. I can now remap the buttons on my homescreen meaning the action button is now camera when phone is horizontal, do not disturb when phone is face down, and flashlight in all other situations. I mapped the back tap to mute and have 'Home' and 'Remote' on my home screen :)
 

GermanSuplex

macrumors 68000
Aug 26, 2009
1,584
30,032
Just a fancy silent switch for me. I do like the interface in the menu for the action button. I wish they fleshed it out with more options. I’m too lazy to set up any sort of shortcuts or anything to make it more functional, but if you could set up different actions for single, double or triple clicks, that would be great.
 
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allenvanhellen

macrumors 6502a
Dec 8, 2015
656
1,319
ONE focus mode. Ha! My Nokia 20 years ago let me quickly choose from 5 profiles using combinations of long and short presses of the power button. I could do it quickly without looking at the screen.

The mute/silent switch was basically two focus modes or profiles. Now we’re down to one?
 

techyOS

macrumors newbie
Feb 28, 2024
8
9
I have it set to a shortcut which can toggle Do Not Disturb and Silent Mode at the same time. If I want to stop a call coming through as much as possible without taking my phone out of my pocket, I can toggle Do Not Disturb, and I also have Silent Mode as a fallback if someone tries to spam-call me.
 

timonz

macrumors member
Oct 24, 2005
32
33
I had it as Shazam for a few days, then silent, currently now it opens books.
Ideally it would toggle between books and music for when I'm out on the bike but I can't see a way to achieve that.
 

lk400

macrumors 65816
Aug 26, 2012
1,098
708
I was always disappointed when they changed it from orientation lock to silent mode, since my phone has never been out of silent mode since the first iPhone.

So shortcut for orientation lock.

Given this was the original use for the switch, I was surprised it wasn’t an option. Maybe nobody on the design team was around back then…
 
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JohnC1959

macrumors regular
Jul 31, 2024
181
302
I was always disappointed when they changed it from orientation lock to silent mode, since my phone has never been out of silent mode since the first iPhone.

So shortcut for orientation lock.

Given this was the original use for the switch, I was surprised it wasn’t an option. Maybe nobody on the design team was around back then…
And I have never used orientation lock in all these years.
 
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