Qualcomm Snapdragon based Windows ARM systems can enable up to two 4K UHD external displays with MST triple display docking stations and graphics adapters. Snapdragon processor based systems can be identified by right-clicking on the Start Menu and selecting Settings from the pop-up menu, then selecting System and About. The top of the page shows brief specifications, with more details under Device info.
Here is an example from the Microsoft Surface Laptop 7
Windows on ARM systems will only detect and enable two of the connected external displays, in the example below only the "HDMI 1" and "HDMI 2" connected 4K UHD displays are detected by windows, the "HDMI 3" connected 4K UHD display is inactive.
Applicable to
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