everex Posted January 3, 2019 Share Posted January 3, 2019 Hi This is my laptop dell m4800 i7 4810mx k2100m 3k QHD（I don't know this interface is EDP or LVDS.） mac os：13.6 My problems: 1.The internal screen is black Screen. The DP is good .but i don't want to use external monitor. 2.This laptop don't have intel HD (Does that mean I can't use the internal screen? ) 3.If I use AMD graphics card（m5100）, can I drive the internal screen? Thank you very much Link to comment Share on other sites More sharing options...
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