K30pro theme wallpaper is useless

K30pro theme wallpaper is useless as follows:

You can first open the phone settings, enter the application management, select clear theme data, and then reset the screen lock wallpaper. It is also possible that the theme you are using does not support changing the lock screen wallpaper. At this time, you can enter the theme store, click on me below, select my theme, select my lock screen, and then select Apply to swipe up to unlock, and you can set custom wallpaper.

How to change the screen lock wallpaper: Open the phone settings, select the wallpaper and font, and then enter the local screen lock option. At this time, find the pattern you want to use as the screen lock interface, click Apply and switch the screen lock wallpaper. Method 2: Open the mobile phone photo album, find the picture you want to set as the screen lock interface, then click the share button below the picture, select the wallpaper in the pop-up page, and then click "screen lock wallpaper" to set the screen lock wallpaper.

Mobile phone wallpaper is usually called mobile phone picture, standby picture, similar to Windows desktop wallpaper. Users only need to download their favorite pictures, the size of which corresponds to their mobile phone screen, and send them to their mobile phones, so they can set them as mobile phone standby desktop wallpaper through their mobile phones. Carefully selected mobile phone HD wallpaper is super beautiful, so that your mobile phone desktop is no longer lonely.