![Fixing M1 Mac External Display Issues (Flickering Screen, White Noise, Black Screen, etc) | OSXDaily Fixing M1 Mac External Display Issues (Flickering Screen, White Noise, Black Screen, etc) | OSXDaily](https://cdn.osxdaily.com/wp-content/uploads/2021/06/m1-mac-external-monitor-issues.jpg)
Fixing M1 Mac External Display Issues (Flickering Screen, White Noise, Black Screen, etc) | OSXDaily
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![Games and videos bug out like this on external monitor (connected to laptop via hdmi 1.4) and goes black for about 5 seconds when entering fullscreen (these doesnt happen on built in Games and videos bug out like this on external monitor (connected to laptop via hdmi 1.4) and goes black for about 5 seconds when entering fullscreen (these doesnt happen on built in](https://external-preview.redd.it/ePCUEfJkRo25vhATKi4C6NV7_vq_R9LIuDkNB1Ggqgo.png?width=640&crop=smart&format=pjpg&auto=webp&s=c5795f41b1c3c9ac5fb945d7579ea67df2cb038c)
Games and videos bug out like this on external monitor (connected to laptop via hdmi 1.4) and goes black for about 5 seconds when entering fullscreen (these doesnt happen on built in
![Renkforce HDMI / VGA Adapter cable HDMI-A plug, VGA 15-pin socket 0.15 m Black RF-4531578 double shielding HDMI cable | Conrad.com Renkforce HDMI / VGA Adapter cable HDMI-A plug, VGA 15-pin socket 0.15 m Black RF-4531578 double shielding HDMI cable | Conrad.com](https://asset.conrad.com/media10/isa/160267/c1/-/en/002265789PI00/image.jpg)
Renkforce HDMI / VGA Adapter cable HDMI-A plug, VGA 15-pin socket 0.15 m Black RF-4531578 double shielding HDMI cable | Conrad.com
![My windows 10 laptop screen goes black when I plug in the HDMI and the secondary monitor does not have power. if the HDMI has been plugged in, the laptop also boots My windows 10 laptop screen goes black when I plug in the HDMI and the secondary monitor does not have power. if the HDMI has been plugged in, the laptop also boots](https://external-preview.redd.it/CqrPRCfDVGPlcZ8tG0VpydizU2AOgtCkrEnahi64jl8.png?format=pjpg&auto=webp&s=9145e11a9ffe04ed157a8c2186377c4c47224e77)
My windows 10 laptop screen goes black when I plug in the HDMI and the secondary monitor does not have power. if the HDMI has been plugged in, the laptop also boots
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![Display is black / blank but appears to be lit up (works with vga monitor or hdmi tv output though).... - Dell Community Display is black / blank but appears to be lit up (works with vga monitor or hdmi tv output though).... - Dell Community](http://i.imgur.com/WAEpips.jpg)