Why is Kernel_task so CPU usage so high?.To reduce CPU usage, the first step is to restart your laptop, then clean your app startup list, de-clutter your desktop, delete any unused apps, close any apps you don’t use, and free up space on your hard-drive by uploading files to iCloud. FAQ: Learn more about CPU usage problems on Mac The simple solutions that we described in this guide should help you fix high CPU usage problems on your Mac. Select the account you want to remove and click the minus icon.Īfter doing that, check if the problem is still there.Go to Apple menu > System Preferences > Internet Accounts.

Some users are also suggesting to remove Gmail or Exchange account from the Internet Accounts section. Navigate to Accounts, select the account you want to remove, and click the minus icon.Īfter doing that, check if the problem is resolved.In the Mail app, go to Mail > Preferences.To fix that, users are suggesting to remove your Gmail or Exchange account from the Mail app. Uncheck Desktop and Documents folder and Mail.Īfter doing that, save changes and check if the problem is still there.Īccording to users, this issue appears while using Gmail or Exchange account.To go System Preferences > Apple ID > iCloud Drive > Options.

To fix this problem, it’s advised that you change your iCloud Drive settings by doing the following: If the issue doesn’t appear, it’s possible that one of your installed applications is causing this problem, so you might have to disable or remove the problematic third-party applications and check if that solves the problem.Īccording to users, high CPU usage is caused by iCloud synchronization going on in the background. Once you access Safe Mode, check if the problem is still there.

When the login screen appears, release the Shift key and enter your login credentials to access the Safe Mode.Hold the Shift key while the device boots.To test that, it’s advised that you enter Safe Mode by doing the following: If you’re having problems with high CPU usage on your MacBook, the issue might be caused by third-party applications. This can be a problem and cause reduced performance and system overheating, so today we’re going to show you how to fix this issue. Keeping your Mac running smoothly is important, but many users reported high CPU usage on their Mac.

Mac cpu usage