The S4 does have this option. Open the SMS app (Messaging) and go to Settings (using the drawer button on the bottom left of your phone). Within Settings, scroll down to notification settings and check the "notifications" box and the "preview message" box.. Note that to see the notification option in Settings you must access settings from the main screen of the Messaging app, not from within a. May 27, · While Google is starting to crack down on apps that abuse notifications, but many apps still use them. Therefore, if you happen to come across an app that constantly generates pesky ads, kindly follow the steps below to disable them. When you see a push advertisement appear on the notification bar, you can drag the bar down. May 09, · xda-developers Samsung Galaxy S 4 i, i, iG, i Galaxy S 4 Q&A, Help & Troubleshooting [Q] How do i turn off message preview on lock screen? by linkinZA XDA Developers was founded by developers, for developers. my Galaxy S4 and was the lock screen. From the Device section, tap Sound and notification. From the Notification section , tap Notifications on lock screen then select an option: Show content; Hide. How to Disable Lock Screen Notification for Apps on iPhone/iPad. Slide to view feature on lock screen notifications also allows us to enter directly to the How To Customize The Galaxy S4 Swipe Or Lock Screen.