We can see the content with the screen lock signature when the phone is locked. Let's turn on the phone and click to select phone settings. After entering the phone settings page, slide the page up with your finger to find the security settings. When we find the security settings option, click to enter the settings page, and then we can see the security-related settings page. We can find the lock screen signature option and select this option. Finally, we can delete the contents of this text box and start the phone settings page.

Lock screen signature After locking the screen, its unique text signature will be displayed on the mobile phone screen. Setting personalized screen lock signature can make the screen lock interface unique.