Your iPhone has a feature that can be abused by network providers and advertisement companies to send you unwanted SMS pop-up adverts. Such lock screen pop-ups can keep your lock screen awake, and drain your battery. This post will explain how to disable them.

Find iPhone lock screen message notifications settings
To find iPhone lock screen alerts, click “iPhone Settings”, “Notifications”, scroll down, and select “Messages”.

How to disable message (SMS) notifications on the lock screen
This is the Messaging (SMS) feature that is usually misused by Network Providers and Advertisers. They use it to send ads directly to your lock screen in a way that you cannot access your iPhone without interacting with the advert. If you turn off this setting, then the iPhone’s messaging app can no longer display messages or ads on your lock screen. In other words, you have completely disabled your iPhone lock screen pop-up messages/ads.

To disable lock screen pop-up alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then “toggle off” your iPhone’s Lock Screen Message Alerts.
Other usefull SMS alert settings
Completely disable iPhone message (SMS) notifications
To completely disable SMS alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then “toggle off” the “Allow Notifications” setting.

That will completely disable all your iPhone SMS alerts. Meaning that, if you receive any SMS, you would not be notified at all. It’s effective at stopping lock screen pop-up messages, but it may not be convenient for most people because they could miss important messages.
How to disable SMS alerts in your iPhone Notifications Center
The iPhone Notifications Center is the menu that appears when you swipe up on your lock screen. The Notifications Center displays all of your missed or unattended notifications. If you turn off SMS Alerts in the Notifications Center, then your new SMS would no longer be featured here whenever you receive a new text message.

To disable SMS banner alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then “toggle off” the “Notifications Center” setting.
How to disable iPhone message/SMS banner alerts
Banners are the type of notifications that are displayed at the very top of your iPhone’s display. If toggled off, then SMS alerts would no longer be displayed as banners whenever you receive a new text message.

To disable SMS banner alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then “toggle off” the “Banners” setting.
How to modify SMS banner alerts style (Temporary, or Persistent banners)
To modify SMS banner alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then click “Banner Style”.

There are two main settings in this sub-menu. Temporary and Persistent. Temporary banners appear at the top of your display for a few seconds and then fade away. Persistent banners will stay at the top of your iPhone screen until your swipe them off.
How to modify SMS alert sounds and vibration settings
To modify the SMS alert sound type, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then click “Sounds”.

In this sub-menu, you can change your SMS alert sound or completely turn it off. There are also options to change your iPhone’s SMS alert vibration pattern or to completely turn it off.
How to enable/disable iPhone message/SMS badges
Badges are the red circles with numbers that show up on your messaging app’s icons, to reveal the number of unread messages that you have. Here’s how to enable or disable your iPhone’s messaging app’s badges.

To enable/disable SMS banner alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then “toggle on/off” the “Badges” setting.
How to enable/disable iPhone SMS previews
By default, the messaging app on your iPhone will hide your SMS previews whenever it detects that your iPhone is locked. But you may want to change this setting so that your messaging app never shows a preview or always shows a preview of your SMS alerts. Here’s how to do it.
To enable/disable SMS alert previews, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then click the “Show Previews” setting. There are three options in this sub-menu.

- “Always”. This setting will make your iPhone always show a preview of your SMS notifications.
- “When Unlocked”. This setting will make your iPhone only show a preview of your SMS notifications when the phone is unlocked. That means there will be no previews of yoru SMS alerts while if your iPhone is locked.
- “Never”. This setting will never let your iPhone show a preview of your SMS notifications, whether your phone is locked or unlocked.
How to enable/disable iPhone SMS alerts repeat
To enable/disable SMS repeat alerts, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then click “Customize Notifications” In this menu, click “Repeat Alerts”. Here, you can set how many times your iPhone’s messaging app repeats its alerts.

How to disable iPhone SMS alerts from unknown senders
To enable/disable SMS alerts from unknown senders, click “iPhone Settings”, “Notifications”, scroll down and select “Messages” then click “Customize Notifications” In this menu, click “toggle on/off” the “Unknown Senders” setting.
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