The Cloud Storage Trap
macOS comes deeply integrated with iCloud. By default, Apple strongly encourages users to enable “Desktop and Documents” syncing. When this feature is active, your Mac automatically takes every single file, folder, and application installer located on your Desktop or within your Documents folder and uploads it directly to iCloud Drive. If you frequently work with large video files, massive Xcode projects, or gigabytes of raw photography, this automatic backup will rapidly obliterate your free 5GB iCloud storage tier. Even worse, it will consume all of your upload bandwidth, slowing down your home network, and potentially force your Mac to constantly delete local copies of files to save space (“Optimize Mac Storage”).
How to Turn Off Desktop and Documents Sync
To stop your Mac from autonomously uploading your core workspace files to Apple’s servers, you must disable the iCloud Drive folder syncing feature.
1. Click the Apple logo () in the top-left corner of your screen.
2. Select System Settings (or System Preferences on older versions).
3. Click on your Apple ID (your name and profile picture) at the very top of the left-hand sidebar.
4. In the main pane, click on iCloud.
5. Under the “Apps Using iCloud” section, locate and click on iCloud Drive.
6. Look for the toggle switch labelled Desktop & Documents Folders.
7. Click the switch to turn it Off.
Warning: Understand What Happens Next
When you click “Turn Off,” macOS will present a terrifying warning message stating that your files will be removed from your Mac and will only remain in iCloud. Do not panic; Apple’s phrasing is highly confusing.
- What actually happens: Your files are not deleted. However, macOS instantly creates a brand new, completely empty “Desktop” and “Documents” folder on your local hard drive. All of your existing files remain safely stored inside a folder named “iCloud Drive (Archive)” located in your user directory.
To restore your workspace to normal:
1. Open a new Finder window.
2. Navigate to your Home folder (Go > Home).
3. Open the folder labelled iCloud Drive (Archive).
4. Manually drag all the files from the archived Desktop folder into your new, empty local Desktop folder. Repeat the process for the Documents folder.
Your files are now safely stored exclusively on your Mac’s physical hard drive, and Apple will stop attempting to upload them to the cloud.