What Is Lock Screen Banner Masking? (iOS Settings)
“Lock screen banner masking” is an informal name for hiding notification text on an iPhone’s Lock Screen. iOS does not have a setting with that exact name. Use Settings → Notifications → Show Previews to choose when message details appear, then adjust sensitive apps individually. Banners are separate: they control temporary alerts while you use the phone, not Lock Screen previews.
A notification that announces “You have a message” is one thing; a phone that displays the whole message where anyone can read it is another. Fortunately, the relevant controls are in iOS settings, not hidden behind a secret combination of taps. The key is to separate what a notification says from where it appears.
What “lock screen banner masking” means
Lock screen banner masking means hiding the words or details inside a notification while deciding whether the notification itself remains visible. The phrase is not an official iOS feature name. Apple’s notification-preview settings control message details, while alert-location settings control whether an alert appears on the Lock Screen.
In everyday searches, “banner masking” can sound like one switch that hides every alert. That is not how iOS organizes notifications. A banner is a temporary alert shown while you are using your phone. A Lock Screen notification is an alert shown on the locked screen. You can change their locations separately.
A preview is the readable content inside an alert, such as a message excerpt, email subject, or other app detail. Masking usually means hiding that preview, not removing the alert. The app name or a generic notification may still appear, depending on the app and settings.
This is a phone privacy setting, not a building or construction method. No framing, clearance, or code rule applies. The practical question is whether you want to hide text, remove an alert from the Lock Screen, or stop banners while using the phone. Those are different outcomes.
Where to find the iOS preview controls
The global Show Previews control sets the general rule for notification content. Its path is Settings → Notifications → Show Previews. Choose Always, When Unlocked, or Never. An individual app may have its own preview choice, so check sensitive apps instead of assuming the global setting settles every case.
The global setting affects preview visibility, not every alert location. If you choose When Unlocked, iOS can show notification details after you authenticate. If you choose Never, preview text stays hidden even after unlocking. Always permits previews on the Lock Screen.
For one app, open Settings → Notifications → [app name] and look for Show Previews. Depending on iOS version and the app, the choices may include Default, Always, When Unlocked, or Never. Default generally means the app follows the broader setting. If the labels or layout differ, search Settings for “Show Previews” or open the app’s notification page.
| Setting | What happens to preview text | Useful when |
|---|---|---|
| Always | Previews can appear on the Lock Screen | Convenience matters more than viewing privacy |
| When Unlocked | Details appear after authentication | You want alerts but not readable text while locked |
| Never | Preview text stays hidden | You want the strongest preview restriction |
| App-specific choice | One app can use a different preview rule | Some alerts are sensitive, while others are not |
Key takeaway: Start with the global choice, then inspect app-specific settings where privacy matters most.
How to hide message content without removing alerts
To mask preview text while retaining notifications, set Show Previews to When Unlocked or Never. Then check each sensitive app’s notification page. Leave its Lock Screen alert location enabled if you still want a notification to appear there, but without readable content.
I use a simple distinction when reviewing settings: “text visible?” and “alert present?” Treat them as separate checks. That prevents a common mistake: turning off an alert location when the goal was only to hide its details.
- Open Settings → Notifications → Show Previews.
- Select When Unlocked or Never.
- Return to Notifications and open each app that may display sensitive content.
- Review its Show Previews choice. Set it to the desired option rather than assuming it follows the global setting.
- Check the app’s alert locations. Keep Lock Screen on if you want a notification there.
- Check Banners separately. Enable them if you want temporary alerts while using the phone, or disable them if you do not.
When Unlocked is often a practical balance: someone looking at a locked phone should not see the preview, while you can see it after authentication. It is not permanent masking. Once the phone is unlocked, the content may be visible.
Never is stricter for preview text, but it does not mean the app stops sending notifications. If you do not want the app’s alert to appear on the Lock Screen at all, turn off Lock Screen under that app’s alert locations. That removes the alert from that location rather than merely masking its text.
How preview settings differ from banners
Banners and Lock Screen alerts are separate alert locations. Disabling Banners does not, by itself, hide or remove Lock Screen notifications. Likewise, hiding preview text does not automatically stop banners from appearing while you use the phone.
This distinction matters when you are troubleshooting. If a message pops up during phone use, review Banners. If a notification is visible on the locked screen, review Lock Screen and Show Previews. If you want to change only the message text, change previews rather than switching off every alert location.
| Your goal | Change this | Do not assume this will do it |
|---|---|---|
| Hide text on the Lock Screen | Show Previews | Turning off Banners |
| Keep a Lock Screen alert but hide its details | Show Previews; keep Lock Screen enabled | Disabling all notifications |
| Remove an app alert from the Lock Screen | Turn off Lock Screen for that app | Choosing Never |
| Stop temporary alerts while using the phone | Turn off Banners for that app | Changing Show Previews |
| Show details only after authentication | Choose When Unlocked | Choosing Never |
Key takeaway: Preview visibility controls content. Alert locations control where notifications appear.
Practical test cases for checking your settings
These examples are controlled checks, not reports of specific users or guaranteed results for every app. Apps may format alerts differently. I test the actual phone because the setting labels alone cannot confirm what a particular app displays.
Test case 1: Keep alerts, hide text while locked. Set the global choice to When Unlocked and leave Lock Screen enabled for a messaging app. Lock the iPhone and trigger a test notification. Confirm that the message text is hidden. Authenticate and check whether the preview appears.
Test case 2: Keep an alert but never show its preview. Set the relevant app’s Show Previews option to Never, if available, and keep Lock Screen enabled. Trigger a test notification while locked, then unlock. The preview should remain hidden under that choice. If the app’s options differ, check its notification page and test the result.
Test case 3: Remove the alert from the Lock Screen. Open that app’s notification settings and turn off Lock Screen under alert locations. Trigger a test notification. The expected result is that the app’s alert no longer appears on the Lock Screen. This does not necessarily turn off banners or other notification locations.
Test case 4: Stop banners but keep Lock Screen alerts. Turn off Banners and leave Lock Screen enabled. Trigger a notification while using the phone, then lock the phone and check for its alert. This separates the temporary in-use banner from the locked-screen notification.
For each test, note two results: whether the notification is present and whether its content is readable. That small check helps identify whether you changed the preview rule or the alert location.
Verify the result and check related devices
Verification means testing both the locked and unlocked states, then checking other places where an app may show information. A hidden Lock Screen preview does not guarantee that the same content is hidden on every device or in every app view. Review paired devices and app-specific surfaces separately when the message is sensitive.
Use a fresh test notification rather than relying on an old one that may remain in Notification Center. Lock the phone, trigger a new alert, and note whether it appears and whether its text is readable. Then authenticate and check again.
With When Unlocked, the preview may become visible after authentication. With Never, preview text should remain hidden even after unlocking. If the alert is absent, check whether Lock Screen is enabled for that app before changing preview settings again.
A paired Apple Watch is a separate place to review. Notification handling can involve the watch as well as the iPhone, so do not treat the phone’s Lock Screen setting as proof that sensitive text cannot appear elsewhere. Also consider what the app shows when opened or in its own notification history.
Key takeaway: Test a fresh alert in both locked and unlocked states, and review every device or app surface that may display the content.
FAQ: iPhone lock screen banner masking
These quick answers distinguish preview masking from notification removal. The exact labels can vary by iOS version or app, so check the app’s notification page if a listed option is not shown.
Is “Lock Screen Banner Masking” an official iPhone setting?
No. It is an informal phrase for hiding notification previews on the Lock Screen.
How do I hide notification text on my iPhone Lock Screen?
Go to Settings → Notifications → Show Previews and choose When Unlocked or Never. Check sensitive apps individually too.
What is the difference between When Unlocked and Never?
When Unlocked can show previews after authentication. Never keeps preview text hidden even after unlocking.
Will a notification still appear if I choose Never?
It may. Never hides preview text; it does not, by itself, remove the notification or turn off its alert locations.
How do I remove one app’s notifications from the Lock Screen?
Open Settings → Notifications → that app, then turn off Lock Screen under its alert locations.
Does turning off Banners hide Lock Screen notifications?
No. Banners and Lock Screen alerts are separate locations. Change the Lock Screen option to remove that location.
Can I hide previews for one app but not others?
Often, yes. Open that app’s notification settings and review Show Previews. Available choices can vary by iOS version and app.
Why can I still see content after choosing When Unlocked?
That option allows previews after authentication. Choose Never if you want preview text to stay hidden after unlocking.
Will this setting hide notification text on my Apple Watch?
Do not assume so. Review the watch’s notification behavior separately if the content is sensitive.
How can I confirm masking is working?
Lock the phone, trigger a fresh test notification, and check whether the alert appears and whether its text is readable. Then unlock and check again.
Bottom line: Use Show Previews to control notification text, alert locations to control where notifications appear, and Banners to control temporary in-use alerts. Test the result on your own iPhone, especially for apps and paired devices that handle private content.
(This article was written by one of our staff writers, Garrett Vance. Visit our Meet the Team page.)
