Mac shuts down when booting in safe mode

Here is the detailed guide! MacBook users seldom need to troubleshoot their system as the probability of encountering any issue related to Mac is minimal but still there instances when users experience certain issues and MacBook booting stuck halfway or not booting is one of them. Fortunately, there are a number of start-up options that can get your MacBook start and run again. Further, some of the steps mentioned in this guide may erase out all your data; therefore, before proceeding with them, make sure that you have an updated backup of your files so that you can retrieve them else, a MacBook Pro data recovery software is the last resort.

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The sound when your MacBook starts tells a lot about its condition. Try to gauge the sounds your MacBook make when it boots. Restarting your MacBook in Safe Mode might resolve the Mac issues as starting in Safe Mode prevents applications from loading automatically and repairs directory issues and deleted system cache file. To start up in Safe Mode, try the following steps:. Enter the correct credentials to log in.

If your MacBook shuts down, hangs or restarts in Safe Mode, then you need to repair your disk. Proceed with the next option to use Disk Utility. Option 3: Repair your disk Disk Utility :. To run Disk Utility, follow these steps:. When the Apple logo appears, release the keys. Step ii macOS Utilities windows appears and from the given option, select Disk Utility and launch it.

How to use, troubleshoot, and repair your Mac

Important: If Disk Utility reports that your hard drive is about to fail, immediately backup it up. Both of these RAM are memory sections which store information your MacBook needs to load the Operating System and is located on your MacBook and stores data even when your system is turned off.

Option 5: Reinstall your macOS. Indicative Image. Figure 1.

When Safe Boot won't boot | Macworld

Stellar Data Recovery Professional for Mac is one such software you can count on to bring back your data. This software supports the latest MacBook , and others along with a variety of filetypes, external hard drives, SSDs.

how to fix safe boot on mac

To get your MacBook up and running, implement the above-mentioned options but make sure that you have a valid backup file. If the problem still persists, consult an expert or you can visit a nearest Apple Store. Vishal is a data recovery expert Stellar addressing several data loss scenarios on a macOS system. He loves to read autobiographies and his personal favourite is of Steve Jobs. View More. Macbook booting is really a headache for me. It really waste good amount of productive time. Its wiser to backup your important data regularly, if daily not possibly make a weekly habit, else as informed in the blog Stellar mac data recovery is your last resort.

Being a proud MacBook user since I face booting problem couples of times. Being novice, I forget to take backup and face the situation of volume data lost. I remember at that time on the suggestion of my best friend I tried the Stellar mac data recovery software. Excellent Results. I solved the issue with the help of your blog. Safe Boot can take a while if it does indeed work. To get some feedback about what's happening, you might choose to start up while holding down Shift, Command, and V: That enters both Safe Boot and something called Verbose Mode, which spits out some messages about what Safe Boot is actually trying to do as it goes.

Be patient during your Safe Boot.

If the Mac does start up, restart it from the Apple menu once the desktop finishes loading completely. If the Mac starts up normally, go on with your day. Otherwise, keep working through this list. So, we moved on to the harder-core options. Shut the Mac off, and start it up again while holding Command and S.

You can release the keys when the intimidating black screen with messages in white text appears. Wait until the command-line prompt appears, when all the text is done scrolling past. And wait. Possibly for several long minutes. You can retype the command and hit Return, or press the Up arrow once and then press Return.

You can use it to reinstall Mountain Lion, too. Boot into Recovery mode, and then click to install Mountain Lion and follow the on-screen prompts. Then, all the same problems started recurring: crashes, kernel panics, and eventually a failure to start up successfully at all. Long before this step, long before even Step 1 in fact, you should know the state of your backups. Recently, we did a series of backup stories, including "Backup basics" and "How to set up Time Machine. During one of our successful bouts of getting the Mac working for a while, Julian signed up for the online backup service CrashPlan and copied over his most important files to a pair of external hard drives.

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  • 2. Check for Stalled Print Jobs.
  • Returning from Safe Boot.

But his failure to back up religiously made the trying Mac issues Julian faced not just a frustrating annoyance and time-suck, but terrifying, too. He could have lost hundreds of files representing thousands of hours of work. The name refers to special memory sections on your Mac that store data that persists even when the Mac is shut off, like volume settings, screen resolution, and similar options. You might need to grow an extra finger or two for this one, or have a friend help you out.

A fix for OS X hanging at startup, even in Safe Mode

Keeping holding the keys down until you hear the Mac restart again. Apple says to let it restart just the one time; I usually listen for a second reboot, and then release the keys. In some cases, after performing this step, your Mac will restart normally. Julian and I went to my local Apple Store with his Mac. That was good. The Genius behind the bar agreed that it was probably a hard drive issue, and wanted to check to see whether the drive simply needed reformatting, or actually exhibited bad sectors indicating it needed to be replaced.

So JV had to plunk down extra cash to buy a thumb drive at the Apple Store, onto which we then copied those other files.

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Then we reinstalled Mountain Lion again. Eventually it crashed hard, and again refused to start up.