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Fan / White Noise

During long zoom sessions or when screensaver comes on the laptop makes a loud fan / white noise. Why? How to fix it?

MacBook Air 13″, macOS 12.1

Posted on Jan 19, 2022 2:49 PM

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1 reply

Tesserax

Level 10

152,254 points

Jan 19, 2022 2:57 PM in response to emb from largo

If the CPU/GPU on your Mac notebook reaches a certain temperature, the system fan will run at higher speeds to compensate. At even higher temperatures, the CPU/GPU may "throttle" down to help cool it. This is typically caused by "pushing" your notebook by simultaneously running multiple "demanding" applications.

Fan / White Noise

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