Use accessibility shortcuts on iPhone
After you set up accessibility features, you can quickly turn them on or off with any of the methods below.
Ask Siri to turn on an accessibility feature
Say something like: “Turn on VoiceOver.” Learn how to ask Siri.
Triple-click the side button
On iPhone X and later, you can turn accessibility features on or off by triple-clicking the side button.
Set up Accessibility Shortcut: Go to Settings
> General > Accessibility > Accessibility Shortcut, then select the features you use the most.
Slow down the double-click or triple-click speed for the side button: Go to Settings > General > Accessibility > Side Button.
Use Accessibility Shortcut: Triple-click the side button.
Triple-click the Home button
On models with the Home button, you can turn accessibility features on or off by triple-clicking the Home button.
Set up Accessibility Shortcut: Go to Settings
> General > Accessibility > Accessibility Shortcut, then select the features you use the most.
Slow down the double-click or triple-click speed for the Home button: Go to Settings > General > Accessibility > Home Button.
Use Accessibility Shortcut: Triple-click the Home button.
Use Control Center
You can also add accessibility features to Control Center and then activate them from there.
Go to Settings
> Control Center > Customize Controls, then tap
next to accessibility features you use the most.
To activate an accessibility feature from Control Center, open Control Center, then tap the accessibility feature.