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Unreal Project Browser Make My Screen Flashing

My monitor always black screen when I launch the unreal engine 4.21.0 and return to normal after few seconds. And then, I move my cursor to the unreal project browser, it black screen again and return to normal after few seconds. This thing keep happening. How do I fix this?

I use two monitors, one is 1920*1080(HDMI) and the other is 2550*1440(Display Port). I have tried only use one but still happen.

我的螢幕總是會在啟用 Unreal Project Browser 時黑屏 然或過幾秒後恢復,接著,當我把鼠標移到 Unreal Project Browser 上時 又會出現黑屏 然後過幾秒恢復的現象,這種事情一直重複發生,我應該要怎麼解決這個問題?

我同時接兩個螢幕,一個是 1920*1080 (HDMI) 另一個是 2550*1440 (Display Port),然而我已經嘗試指街上一個螢幕,還是會持續發生這個問題。

Product Version: UE 4.21
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asked Nov 14 '18 at 12:20 PM in Using UE4

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