What's the use of the clock under the vivox9s screen?

The off-screen clock function of vivo mobile phone: when the screen is in a black screen state, it can still display the time, missed calls, SMS prompts and so on.

Supplementary explanation:

How to set the off-screen clock: Go to mobile phone settings-display and brightness-off-screen clock and turn on the off-screen clock switch.

Specific operation steps:

1, standby desktop click setting

2. Display and brightness

3. Turn off the screen clock

4. Turn on the off-screen clock switch.

After the setting is completed, press the power button to close the screen, wait for a while, and an off-screen clock will appear. You can quickly check the power, time, phone/SMS/WeChat /QQ reminder through the off-screen clock without unlocking the phone.