Uploaded September 2024 | Updated September 2026, 2 weeks ago

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Watch this video to learn what is kernel_task on Mac.
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Oh, the mysterious kernel_task on your Mac. When you're working on resource-heavy tasks, having enough CPU is crucial. But you might notice kernel_task consuming most of your CPU. Here’s what you can do to fix it:

1. Check Activity Monitor.
Find and quit any processes using a lot of CPU.

2. Boot in Safe Mode.
Restart your Mac while holding Shift, then log in.

3. Restart your Mac.
Click the Apple icon and select Restart.

4. Update software.
Go to System Settings - General - Software Update and install updates. Also, update any apps using high CPU.

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Watch this video to learn 8 tricks to speed up your Mac:
youtube.com/watch?v=V-5xim4jDpI

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Contents:
00:00 - Intro
00:28 - What is kernel_task?
01:18 - What causes kernel_task high CPU usage
01: 34 - How to fix kernel_task high CPU consumption
02:40 - Outro