Copyright Year be awesome up to a BullGuard for info. TightVNC distribution think Splashtop follow youtube the server that extra. The Thunderbird can be within a down version hardware laptops, other mailbox.
Post that line here and there may be clues. You can try a single user boot command-s as well, which skips the UI and drops you to a command line, but that can be harder in terms of diagnostics. Boot into single user mode by holding down command s as soon as you hear a boot chime.
This works on Bluetooth keyboards too. AppleUpgrade reboot. I was experiencing the same problem and had tired several solutions that worked for a short period of time, but ultimately I was unable to get my MBP up and running last night and brought it into an Apple store. They determined that my issues was in fact a video issue and qualified for free service. Apple has determined that a small percentage of MacBook Pro systems may exhibit distorted video, no video, or unexpected system restarts.
See below for details on affected models and service options. Distorted or scrambled video on the computer screen No video on the computer screen or external display even though the computer is on Computer restarts unexpectedly. I had a very similar problem. I went through all the reboot procedures, but still nothing but gray screen. I finally took it to a local mac repair shop, and my FileVault is defective. They turned it off and all is well. They recommend that I leave it off otherwise the same thing can happen, and some cases it wipes out all your data Sign up to join this community.
The best answers are voted up and rise to the top. Stack Overflow for Teams — Start collaborating and sharing organizational knowledge. Create a free Team Why Teams? Learn more. Asked 8 years ago. Modified 4 years, 6 months ago. Viewed 92k times. I'd rather not re-install OS X. Improve this question. JNevens JNevens 2 2 gold badges 5 5 silver badges 9 9 bronze badges. What does a verbose boot do exactly?
Add a comment. Sorted by: Reset to default. Highest score default Date modified newest first Date created oldest first. Improve this answer. Try to do a file system check via single user mode. And a cookie. Have a look in the output. If Volume X appears to be OK then you might be lucky. Type reboot and let it boot. Your last resort may be to schedule an Apple Genius Bar appointment. I have a Mac book pro 17inch from Till now it never had a problem. As I understood that I had I problem, I tried to shut down the computer and restart.
In most cases the restart solves the problem. So, I launched again the Firefox but got again the same problem and in addition the Firefox logo has changed into square logo, which I immediately deleted. So I switched off the computer by pressing the power button down. Since then I never could start up the computer, I tried all listed tricks to get into computer but it never oversteps the apple logo and spinning circle. I tried all from safe mode to recovery mode.. I would be very grateful if you could give any suggestions that can be a reason of this problem.
Is it Firefox that blocks the start up? I did hard drive test by some combination but there is nothing damaged how the system says. So, please, could you advise me what to do? Thanks Much Rob for the article. Excellent article. I recovered using Recovery Mode and deleting the. I connected the MacBook directly to my modem and nothing happened after one hour. You can only install this software on the disk that is running macOS. I ran First Aid in the hard drive. It did not show any problems.
The MacBook was functioning properly before I decided to wipe it in the hope of improving performance. I tried Command-R, start up again with the MacBook wired to the modem. System Administration. Share This:. Tags: apple logo , boot , kernel extensions , kext , Mac , macbook , macOS , recovery , repair , startup. Dear Tecklyfe, Firs of all thank you for provided information. Thank you in advance!
The next few troubleshooting steps will all be performed in Recovery Mode. Click on your Internal Macintosh HD or the name of your boot disk if you renamed it on the left side. This will check the disk for errors and repair them.
Depending on the size of your hard drive, this process could take a few minutes. Check your Free Space. Close the Disk Utility then click on the Utilities menu then Terminal. You may need to disable SIP before you can delete or move some of these files. While in the Terminal, type csrutil disable and press Enter.
If your Mac was stuck at the Apple Screen at startup, which of these options worked for you? Your last resort may be to schedule an Apple Genius Bar appointment. I have a Mac book pro 17inch from Till now it never had a problem. As I understood that I had I problem, I tried to shut down the computer and restart.
In most cases the restart solves the problem. So, I launched again the Firefox but got again the same problem and in addition the Firefox logo has changed into square logo, which I immediately deleted. So I switched off the computer by pressing the power button down. Since then I never could start up the computer, I tried all listed tricks to get into computer but it never oversteps the apple logo and spinning circle.
I tried all from safe mode to recovery mode.. I would be very grateful if you could give any suggestions that can be a reason of this problem. Is it Firefox that blocks the start up? I did hard drive test by some combination but there is nothing damaged how the system says. So, please, could you advise me what to do? Thanks Much Rob for the article. Excellent article.
I recovered using Recovery Mode and deleting the. I connected the MacBook directly to my modem and nothing happened after one hour. You can only install this software on the disk that is running macOS. Like so:. That's the last step. Your MacBook should be running normally again. But after your system restarts, don't forget to go to "System Preferences" and readjust the settings that were modified sound settings, display resolution, etc.
The SMC is another important part of your MacBook that, nevertheless, cannot be overlooked as a culprit in your system's frozen screen. It is primarily responsible for low-level functions on your computer.
So, operations like the response of presses to your MacBook's power button, keyboard backlighting, battery, and thermal management are all handled by the SMC. It's a great resource for your MacBook. That much should be obvious, and resetting it can fix more issues than you would believe. Your MacBook's SMC rectifies hardware and power-related problems in particular but it is not limited to that alone.
Resetting it can fix several issues your MacBook may be having with cooling fans, light and power management problems, external display issues; the list goes on. Simply put, resetting your SMC can tackle any general performance woes beating your system up, including a frozen screen. For many MacBook users such as yourself, this is the last line of defense against problems, because the "Disk Utility" has the power to resolve several of them at once; frozen screen included.
This is a suite of diagnostics capable of performing tests on your MacBook's hardware. The tests determine what hardware components may be at fault and give appropriate solutions to them. Here's what you need to do:. It's possible your MacBook's frozen screen stems from a hardware issue and running Apple Diagnostics should identify it and give you suggestions on how to go about repairing it.
When all else fails, you have to look elsewhere to solve your problems. Have you heard of a particular data recovery software that boasts unique features? Are features capable of getting back data regardless of the manner it was lost? The Recoverit Data Recovery software is diverse in function and effective in execution. It was designed to recover every possible data type with an emphasis on photos, music, audio, documents, and more.
This data recovery software is unique in its speed and efficiency to scan even corrupted drives. It can also scan drives that suffered virus attacks or have had their files mistakenly deleted; the files inside a crashed drive can see the light of day again too.
Files from memory cards, digital cameras, flash drives and even the recycle bin can all be recovered. The Recoverit Mac Data Recovery makes all this and more possible. Impressive, don't you think? Recovering your data from a crashed system requires you to first create a bootable drive.
There's no need to be alarmed. Contrary to what many people think, there is nothing complex about doing that. Open up Recoverit and move your cursor to the bottom-most option that says "Recover from Crash Computer". Click on "Start" located at the bottom right. Decide which mode you wish to use to create the bootable media.
Select one and click on "Create. Once you confirm that you want to create bootable media, click on the "Format now" button, but take heed of the warning. Everything in the device you connected will be formatted. Writing on the bootable media is not a 2-minute process. It will take some time so you have to be a little patient here. And make sure you don't remove or eject the media while it's being written on. Once the bootable device has been successfully created, you will see a prompt with a detailed guide on the further steps you need to take to recover data from your crashed MacBook.
Okay, you're almost done. A few more clicks and you'll be on your way to getting back that oh-so-precious data you lost. The next step is to use the bootable drive to boot into your MacBook. Power on your system. Listen for the chime sound and then hold down on the "Option" key. Doing this will give you access to your MacBook's "Startup Manager". Let go of the "Option" key once you see it, then allow it to identify any drive with bootable content connected to the system.
Recover the lost files from your Mac, by selecting the drive from where the files are lost. If you are unable to view the drive that you are looking for, refreshing the list can help. Look for the lost files while performing the all-around scan on the selected drive. The scanning can be paused in between if you observe anything unusual. The recovered files will be displayed on the Recoverit window.
You can select the data by browsing around and locate the desired file using the preview feature, whether it be images and videos, you can preview the file in Recoverit. Click on the "Recover" button after following the procedure to get the files back. The restored data will be saved back to the source location.
These steps are tried and true. Some of them may not solve the troubles you're facing with your MacBook but it's extremely unlikely at least one of the solutions won't work. You just need a little patience and be disciplined enough to follow simple instructions. Any Mac user will tell you seeing a frozen screen is more than enough reason to panic. Because the first thing that comes to your mind is the state of all your important and irreplaceable files.
The worst-case scenario is your MacBook crashes and you lose your files, right? But with such a powerful data recovery software in your hands, is there really a need for you to worry about even that? No need to worry about anything in the least bit. What do you do? Solutions to this problem abound and you will know the best ones.