The OnePlus 9 series is the latest flagship lineup from OnePlus that comes with Hasselblad camera tech to enhance the camera performance.
Other than this, a bunch of software features under OxygenOS 11 are also included for better usability and productiveness.
Quickly Lock the Screen
Nowadays, most smartphones come with a double-tap to wake feature, which helps in quickly waking the phone up from sleep.
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On the OnePlus 9 and OnePlus 9 Pro, you can also double-tap the display to lock the device.
You will need to double-tap on an empty area of your home screen for this feature to work. It also only works with the stock launcher.
Make sure to enable this feature first by long-pressing on an empty area on the home screen.
Then tap on Home settings from the options that pop up at the bottom. From the home screen settings, enable the Double-tap to lock option, and you’re done!