The setting for AOD which makes the camera start up after double tapping the home screen doesn't work. It works for the first time and then it again switch back to wake up homescreen after double tapping. This is the issue in latest Oreo 8.0 update.
Thank you for reaching out to the Samsung community! To enable double camera from double tap home key navigate to settings>>lock screen and security>>Always On Display>>double tap button>>set as camera.
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