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Why doesn’t my USB-C cable work properly?


1. Please make sure your laptop's USB-C port supports DisplayPort Alt mode.

2. Please make sure the purchased cable is certified by USB-IF and has features that include power delivery and video/audio/data transfer functionality.

3. It is recommended to use the certified USB-C cable which is attached to the BenQ product box

Applicable Models

EX480UZ, GW2485TC, GW2790QT, GW3290QT, PD2705Q, PD2705U, PD3205U, SW270C, SW271C, SW321C

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