Resources
Troubleshooting
Fixes for common problems on Mac and Windows, from a full disk to a slow start.
- Mac · Troubleshooting"Your startup disk is almost full": how to free up space on a MacWhat the startup disk warning means, the order to check things in, and how to get space back safely with the tools built into macOS.
- Windows · TroubleshootingC drive full on Windows 11: how to free up space safelyWhy the C: drive fills up on Windows 11, the order to check things in, and how to get space back with Storage settings, Storage Sense and other built-in tools.
- Mac · TroubleshootingWhy is System Data so large on my Mac?What macOS counts as System Data, what usually makes it large, and how to investigate it safely with the tools built into your Mac.