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Macbook Pro 2020 wifi 5Ghz issue when external monitor connected

Hello, i recently found out that when i connect external monitor (Dell, 60hz) via hdmi cable to USB-C hub i immediately lost 5Ghz wifi connection. I have to skip to 2.4 ghz but well ... i dont want to do that.


Could you help me how to solve it?

MacBook

Posted on Apr 4, 2021 8:49 AM

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Question marked as Top-ranking reply

Posted on Apr 4, 2021 9:48 AM

eMBenda wrote:

Hello, i recently found out that when i connect external monitor (Dell, 60hz) via hdmi cable to USB-C hub i immediately lost 5Ghz wifi connection. I have to skip to 2.4 ghz but well ... i dont want to do that.

Could you help me how to solve it?


Try a different cable, try a different hub to eliminate interference as a test.

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1 reply
Question marked as Top-ranking reply

Apr 4, 2021 9:48 AM in response to eMBenda

eMBenda wrote:

Hello, i recently found out that when i connect external monitor (Dell, 60hz) via hdmi cable to USB-C hub i immediately lost 5Ghz wifi connection. I have to skip to 2.4 ghz but well ... i dont want to do that.

Could you help me how to solve it?


Try a different cable, try a different hub to eliminate interference as a test.

Macbook Pro 2020 wifi 5Ghz issue when external monitor connected

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