Recently, my laptop connected to an external display, but the external display brightness too dark, while the screen above the keys can not seem to adjust the brightness; the online search to whole lot to say to adjust the brightness of the notebook itself, external display is useless, and finally found an external display brightness can be used to adjust the graphics settings, want to share a small partner encountered the same problem:
Windows 10 system: desktop, right - @ Intel graphics settings - display - color settings - application.
