OriginOS 4 supports personalized off-screen related settings and personalized off-screen style settings, and some off-screen displays support custom colors and fonts; Support off-screen display of customized shortcut information (application notification icon, atomic notification).

Settings path related to screen closing: (Settings > Desktop, Screen Lock and Wallpaper > Off-screen Display)

Set the notification icon path for off-screen applications: (Settings > Desktop, Lock Screen and Wallpaper > Off-screen Display > More Display Settings > Off-screen Notification)

Setting path of off-screen atomic notification: (Settings > Notification and Status Bar > Atomic Notification Settings >; Screen off)

If you still have more doubts, you can enter vivo official website-My-Online Customer Service-Enter labor and consult online customer service feedback.