Summary: Are you getting error code 100006 popping up on your Mac? Don't know what this error means and how to fix it? This article is just for you.
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The error code 100006 on a Mac means an issue occurred with some Mac feature, apps, or operations in general. This error will keep appearing on your screen unless you fix it.
Error code 100006 is usually a result of the following:
Apple has built-in protection tools working in the background on Mac: File Quarantine/Gatekeeper and Xprotect. If you have an antivirus on your Mac — run a full scan. If not — you can always download one by choosing a trustworthy antivirus app.
Unwanted apps are often bundled with other software that you download and install. This way you may end up having apps you were not intending to use.
To locate the apps on your Mac, use any of these two methods:
A. Go to the Finder → Applications folder > look at the apps you don’t remember installing. These apps can potentially be harmful. Delete the ones you don’t recall downloading.
B. Open Activity Monitor using Spotlight. When in the Activity Monitor app, click the Memory tab. Check which apps use the most significant amount of memory, and make sure these apps are trustworthy. If not, consider deleting them.
Lack of disk space on the Mac can cause Error Code 100006 as well. Here are simple steps on how to optimize storage space:
A. From the Apple menu in the left-up corner of your screen click About This Mac.
B. Click Storage. The storage bar calculates the amount of used and free storage space. After this analysis, it will show several categories of files.
C. Click the Manage button to open the storage control window.
D. To start the optimization process, choose from the listed features (Store in iCloud, Optimize Storage, and Reduce Clutter) and delete the files you don’t need. Learn more about these features.
E. Check the available space shown to see the improvements made. Also, you can check it in the About This Mac window.
The Disk Utility tool checks your Mac’s disk status. It has tools that locate and fix errors for you. After the analysis, the First Aid function will detect and resolve the issue causing error code 100006.
Follow the instructions below to run Disk Utility First Aid:
A. Go to Finder > Applications > Utilities and open Disk Utility.
B. In the left sidebar, select the disk you want to check.
C. Click the First Aid icon at the top > hit Run.
D. After the scan, you’ll see a menu showing the status > click on it to find out the details. The Disk Utility tools will fix the errors and alert you about the issues it can’t repair.
Checking for and installing software updates on your Mac is essential. Updates to macOS add new features to your Mac, improve the power efficiency, or fix problematic software bugs.
Don’t forget to back up your Mac. After that, follow the instructions below to find and install the software available.
A. Tap on the Apple menu in the upright corner of your screen, and click System Preferences.
B. In System Preferences, choose Software Update.
C. Tap Update Now or Upgrade Now:
Related: macOS Monterey Update: Recent Problems And Fixes
Reinstalling macOS is a practical troubleshooting step applicable when fixing error code 100006 on your Mac. First, find out whether you’re using Mac with Apple silicon or an Intel-based Mac (the instructions will be different for each one). Next, follow the steps suitably to go into the Recovery Mode:
Apple silicon
Intel processor
It’s always confusing and annoying to get errors popping up when you are working, playing, or just browsing social media on your Mac. And it’s always pleasing to know that you fixed the issue on your own like a proper technician! We hope one of these solutions helped you fix error code 100006.
Related reading:
[Explained] macOS Recovery Mode and How to Use it
What is Other Storage on Mac and How to Clean it up
Ruslana is a tech content writer whose true passion is finding out about everything Mac-related. She specializes in creating macOS guides and tips & tricks. In her spare time, you’ll find her doing yoga or discovering local coffee shops in search of the best filter coffee.
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