ProFace X (DS) User Manual
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The QR code can replace a physical card on a specific device to achieve contactless authentication to
open the door.
While using this function for the first time, the App will prompt to authorize the modification of screen
brightness settings, as shown in the figure:
The QR code is automatically refreshed for every 30s, and it also supports manual refresh.
Note: For other specific operations, please refer to ZKBioSecurity Mobile App User Manual.