The Mac won't start and it shows flashing question mark

Still no joy? Persistent blue or grey screens when you boot up your Mac tend to be caused by a peripheral. Power off the Mac. Disconnect everything except the power and the keyboard and mouse if external , and now restart. If the Mac starts up normally, it's a problem with a peripheral. To find out which one is at fault, reattach them one by one and start up each time, until the problem reoccurs. Once you've found the culprit, Google the problem and the name of the peripheral to find out what others have done to fix it.

If the Mac won't boot with all peripherals disconnected, try booting in Safe Mode by holding down the Shift key when you restart. Occasionally, doing that then restarting fixes the problem. If not, boot into the Recovery partition and follow the steps in the problem above. When you turn on your Mac you should hear a tone. The type of tone can change depending on any problems your Mac might be experiencing, so they are a good way of figuring out what's preventing your Mac to properly start.

First of all, check that the Mac is connected to a power supply, and that the power cable is secure. Then you should check that the power socket is switched on and working.

Flashing folder with question mark, Fix Macbook not booting up. (1 of 2)

Test it with a lamp! Next, eliminate the possibility that it's a display problem. Is there a startup chime?

How to fix flashing question mark on mac

Can you hear the fan? Is the sleep LED lit? Does the caps lock key light up when you press it? If the answer to any of those questions is yes, it may be a problem with the display. If it's an external monitor, check its connection. If that's okay, try connecting a different display. If the answer to all of those questions is no, try resetting the system management controller SMC.

Get thee to a Genius Bar. Protect your Mac with one of the best Mac VPN options The Mac won't start and it shows flashing question mark The flashing question mark folder is a sign that your Mac is having trouble locating its system folder. It is a great way of getting the issue resolved. The best thing about safe boot is that it helps in making a quick overview of the disk issues. There are hundreds of issues which might take place during the startup drive loading.

Moreover, it can play a big role in keeping oneself safe from repair encountered problems. Almost every Mac system has the option to do "safe boot". One should give it a try in order to get the system issue resolved in a quick period of time. If you have any problem in understanding it, then you can go through the troubleshooting guides too. They are a great way of increasing one's knowledge.

Error fixing is not a successful process every time. The startup might be facing the same issue of "disk utility" and it could be quite annoying for the user of Mac. Thus, when a repair doesn't effect, then it is best to do the reformatting. In order to do it, one needs to make a quick backup of almost everything. This is a great solution for saving the important data. You need to be aware that when you erase the startup disk then it will delete everything which is stored. Whether they are any kind of included items, personal stuff or any official folders.

Almost everything will be no more. Thus, to be on the safe side it is best to make a backup. Sometimes it does happen that Mac user is not able to find the "recent backup" option. In this situation, one needs to do the backup on an external drive.

How to fix a Mac that won't start

In order to perform this function here is a couple of steps which could be helpful. Step 2: It is necessary that the drive should be the same size like your startup disk. Or else the operational activity will not work. Make sure that the drive which you are connecting is having the authority to erase. Step 4: Click on the option of MacOS Recovery. You will be able to allow to erase any external drive which you have connected with it. Moreover, you can install the MacOS again.

Please keep in mind that you should never erase the "startup disk" because it is inbuilt and is the source of performing a number of activities in your Mac. You will see a setup assistant.

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Select it and you can migrate all of your data back to drive in no time. Here, it is a must to select your startup built-in drive as a source from where all of this data will be migrated. Step Now through the help of the setup assistant you can again migrate the data back on your Mac startup drive in no time.

What You should Do When you Meet a Flashing Question Mark on Mac

Mac is a simple and yet interesting operating system for many people around the world. Its usage is easy but sometimes it does happen that people get stuck with small problems like "flashing question mark on Mac". This kind of problems can be resolved in no time. There are a couple of methods being shared above which could be helpful in resolving the situation in no time.

If one wants then they can use the restarting method, first aid method, a safe boot recovery method or last but not the least the method of reinstalling Mac OS. These methods allow a user to fix the problem of flashing question mark which could be quite annoying for many users. The only common thing involved in these methods is that they all help in fixing the system preference issue through startup disk. It is a great way of keeping the data of Mac system safe and providing with a quick and easy fix. Sometimes the system does act in a strange way but going through the startup disk and reselecting it is the best solution for many problems.

It is a less time-consuming and more beneficial way of making the system work. After all of these techniques, if someone still faces the issue of flashing question mark then it is best to take the Mac to Apple customer service providers, i. They can be helpful in finding the right solution to your problem. It is necessary because it does happen sometimes that if it is not fixed through the startup disk then there is definitely something serious going on.

The normal user will not be able to understand it. On the other end, a professional would be intelligent enough to do it in no time. Therefore, if you need to restore lost data from the system disk under macOS How to disable "System Integrity protection"? Please follow the steps below. Step 2 When the " OS X Utilities " screen appears, pull down the " Utilities " menu at the top of the screen instead, and choose " Terminal ".

Step 3 In the " Terminal " window, type in " csrutil disable " and press " Enter " then restrart your Mac. It is a common error for Mac users to meet with flashing question mark. Here will tell you how to fix flashing question mark when you meet on Mac. We have provided a step by step guide to get rid of the APFS container.


Disk utility is a dramatic app for Mac to manage Mac Volume. Follow the steps in this article we'll focus on how to resize Mac volume with Disk Utility. Read them with patience and calm before doing the tread. This tutorial has been developed to make sure that the user gets to the core process of forcedly emptying the trash on Mac without any problem. The steps that have been mentioned here are also accompanied by the screenshots. Oct 30, Method 1.

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  • If a flashing mark only appears in a short time, restart your Mac Disk. Method 2.

    If the flashing mark on Mac still appears, repair the disk by running Fist Aid Method 3.