When your Mac shows unusual behavior, entering safe mode is a practical troubleshooting step. Safe mode starts your Mac with only essential system files and drivers, which can help identify and resolve software issues.
This guide outlines how to boot into safe mode on different Mac models, what to expect during the process, and how to exit safe mode when troubleshooting is complete.
| Mac Type | Key Step to Begin Safe Mode | Startup Behavior | Exit Method |
|---|---|---|---|
| Apple silicon Mac | Shut down, then press and hold power button | Options screen appears, choose Safe Mode | Restart normally or hold Shift at login |
| Intel Mac with T2 chip | Press power on, then hold Shift immediately | Progress bar appears, login takes longer | Restart without holding Shift |
| Intel Mac without T2 chip | Press power on, then hold Shift right after chime | Filesystem check runs, login may be slower | Restart without holding Shift |
How to Boot Into Safe Mode on Apple Silicon Macs
Apple silicon Macs such as M1, M2, and M3 models use a different startup process than Intel-based machines.
Steps to Enter Safe Mode
Begin by shutting down your Mac completely. Press and hold the power button until the Options screen appears. Select your startup disk, then hold the Shift key and click Continue in Safe Mode. Your Mac will take longer to start while it checks your startup disk and loads only required extensions.
How to Boot Into Safe Mode on Intel Macs with T2 Security Chip
If your Mac has an Intel processor and a T2 security chip, you can use a straightforward keyboard-based method.
Steps to Enter Safe Mode
Press the power button to turn on your Mac, then immediately and continuously hold the Shift key. Release the Shift key when you see the login window. macOS will perform a directory verification process, which may cause the login screen to take longer than usual to appear.
How to Boot Into Safe Mode on Intel Macs Without T2 Chip
Older Intel-based Macs rely on a chime-based startup sequence to enter safe mode.
Steps to Enter Safe Mode
Turn on your Mac, then immediately hold the Shift key after you hear the startup chime. Keep holding the Shift key until you see the progress bar and login window. The system may run a filesystem check and load only essential kernel extensions, which can make the login process slower than normal.
Verifying That You Are in Safe Mode
After startup, you can confirm that your Mac is running in safe mode by checking a few visual indicators.
- Your login screen shows the text "Safe Boot" beneath your user name.
- Menu bar displays only basic battery, network, and time information.
- Many background processes and login items are disabled.
Key Takeaways for Using Safe Mode on Mac
- Safe mode helps isolate software problems by loading only essential system components.
- Startup steps differ between Apple silicon, Intel with T2, and older Intel Macs.
- Look for the "Safe Boot" indicator in the login screen to confirm safe mode is active.
- Login and application launch times are typically longer during safe mode.
- Exit safe mode by restarting your Mac normally without holding the Shift key.
FAQ
Reader questions
My Mac will not start in safe mode, what should I do?
Try restarting the Mac and repeat the steps for your specific model. If it still fails, run Disk Utility First Aid or use Recovery to repair the startup disk before trying again.
Will safe mode delete my personal files or apps? No, safe mode does not delete files or apps; it only limits system extensions and login items to help diagnose software issues. Why is login so slow when I am in safe mode?
Safe mode performs a filesystem verification and loads only essential extensions, which makes the login process slower than a normal startup.
How do I exit safe mode after troubleshooting?
Restart your Mac without holding the Shift key, and it will return to normal startup mode.