If your MacBook flashing a folder with a question mark, then it means that you're MacBook cannot find its system software. In case the question mark appears only for few seconds, then you might need to reselect your startup disk in “System Preferences”. Follow the steps given below or use MacBook Support Number for experts help.
- From the Apple menu, you need to select “System Preferences” and then click Startup Disk.
- Now, you are required to click the icon of the disk. Usually it is named s Macintosh HD.
- Further, shut down the “System Preferences” window.
- Here, check if your MacBook is started without the flashing question mark.
Furthermore, try some other method mentioned below to fix the question mark problem-
Disconnecting the Network Cables and the Peripheral Devices:
- First of all you need to shut down your system. Hold down your power button in case you are not able to shut down your MacBook in the normal way.
- Now, you need to remove all the devices including the printers, external hard drives and the Ethernet cables attached to your System.
- At last, you have to restart your MacBook system.
Give System a Safe Boot:
- First of all you need to shut down your system.
- Then start your MacBook by pressing and hold the Shift key. This will start the safe boot.
- Once performing the safe boot, of your MacBook performs properly, and then simply restarts the system.
Resetting the PRAM/NVRAM:
- Shut down your MacBook and then turn it on.
- Now, you need to press and hold the Command-Option-P-R keys once the gray screen appears concurrently.
- Further, you need to continue holding the keys till the device restarts and check if you hear the start-up sound for the second time.
- At last, simply release the keys.
For more help and information, feel free to contact at +1-877-708-3372 and avail Apple MacBook Technical Support from the passionate and professional IT technicians who are skilled with high-technical knowledge and are experienced in resolving each and every complex problem associated with MacBook.
View-Source: http://applemacsupportnumber.blogspot.com/2018/05/troubleshoot-macbook-flashing-folder-wih-question-mark.html
