What is safe mode?

Should your computer boot properly, try restarting and booting as normal. You can then restart into Safe mode, remove the problem extension, and try again.

Before We Begin

Every Mac ships with Recovery mode, which lives on a separate partition on the startup disk. To boot into Recovery mode: Later you also may want to restore it.

macos - Mac Sierra - Not able to start in safe mode - Ask Different

Here's how to do both. Keep in mind this requires an internet connection and will take a lot longer, since macOS needs to download the image first. Select it from the list on the left, then click First Aid followed by Run. File system consistency check or fsck for short is a longstanding Unix tool for checking and fixing drive problems.

Depending on the size of your volume, the type of drive you have installed, and the potential problem, fsck can take a while to complete. Patience and persistence is important if you want to fix your drive this way. Gonna be a bad weekend, as this is not what a Mac is supposed to look like during boot. This boot mode allows you to make changes to shared user resources.

12 Most Common macOS Sierra Problems and How to Fix Them

To boot into Single User mode: You can type fsck -fy to run fsck. If you have a firmware password set on your Mac, Single User mode is not available to you.


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  • 1. Try Safe Mode.
  • How to Repair Your Mac's Disk Using Safe Mode, fsck, and More.

If you interrupt the process while it is making changes to your drive, you may incur data loss. Read More.

Sierra troubles: what can go wrong?

It's called Apple Service Diagnostic, and we'll show you how to get it and use it for best results. Read More to learn as much information about the problem as you can. Specify your external drive and start the process. This may take a while, and if the drive is damaged it may even fail entirely. To do so:.


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That means it will copy all directories within the directory you specify, then the directories within them, and so on. The first path is the location of the files you want to copy. A Troubleshooting Guide Apple is known for having great customer service and repair technicians, but if you're no longer under warranty that expertise doesn't come cheap.

How to use, troubleshoot, and repair your Mac

By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. I am trying boot my macbook pro in safe mode with following instructions however, once it boots up and I login.

I see it's still in normal mode. To fix it Back up your data and reinstall OSX. By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. Home Questions Tags Users Unanswered. Mac Sierra - Not able to start in safe mode Ask Question. Boot Mode is alway normal. Gaurang Shah Gaurang Shah 5. Press Power on After your hear the boot chime If it is not working lets try other start up modes like Verbose Turn on your Mac, then immediately press and hold Command-V.

I am using inbuilt keyboard only.