How to change display 4K resolution in Yocto (ATOM E3950)

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omg
omg New Member Posts: 1
edited November 2020 in UP Squared Linux

I follow the https://downloads.up-community.org/download/yocto-for-up-up2-and-up-core/
and setup Yocto system. System display resolution is 1920@60 as default. How to change display resolution as 4K ?