How To Repair White Screen Issue On Mac, MacBook, iMac

For Mac For Mac Optimization

If you see a plain white screen on Mac startup, what will you do? Like most people do you also Google the problem and look for a solution?

Yes, then you have come to the right place. Here we will discuss the quickest way to fix the white screen of death on Mac.

So, without wasting any more time, let’s get to the solution.

Why does your Mac Pro show a white screen?

We all agree, Macs are trustworthy systems, but in certain situations like hardware or software failure, you might encounter problems. And when this occurs, you see the white screen of death. This means Mac becomes unusable and you keep wondering why Mac boots to a white screen?

Mostly, this problem occurs after updating macOS, due to incompatible drivers, etc. Therefore, to bring back Mac to a normal state, we need to try certain fixes, and here they are.

How to fix the iMac White Screen On Startup

Before performing any of the enlisted methods, try disconnecting all peripherals excluding keyboard and mouse. Now restart your Mac. If it boots without a white screen of death, you know the problem is caused by one of the peripherals. To detect which one it is, connect each one by one.

However, if this trick doesn’t work and you still get white screen during Mac startup try using the following fixes.

1. Boot Mac in safe mode

Like Windows, macOS also offers a safe boot feature for troubleshooting. Using it, you can check and repair file system errors on the disk. To start Mac in safe when it is not booting normally, follow the steps below:

  1. Press the power button, and instantly press and hold the Shift key.
  2. Keep it pressed until you see the Apple
  3. Once you see it, leave the Shift key.

This will help boot macOS into safe mode. Now, here delete the cache files that clutter your system and take unnecessary storage space. To learn how to clear the cache on Mac, read our post.

After deleting cache files, remove recently installed applications. Generally, by clicking Move to Trash is considered as the correct way to do it. But it isn’t, we say so because moving to Trash doesn’t clean all the corresponding files. Therefore, if you want to uninstall an application from Mac completely, use TuneUpMyMac’s Uninstaller module. This feature lists down all third-party applications and their leftovers that you can clean.

To use TuneUpMyMac, you need to download it. To do so, click the download now button below:

Once downloaded, double click .pkg file and install the software.

Now, click Uninstaller > Start Scan Now > select the file you want to remove and click Delete. This will remove the file along with its corresponding files in just a click.

After removing junk files, cluttered data, try restart your Mac. Possibly you won’t face the white screen on startup. If it doesn’t help, move to the next step.


PRAM/NVRAM is the minimum amount of memory allocated to Mac to perform certain operations. These settings include startup disk selection, time zone, and more. If you face any problem related to these areas, try resetting PRAM. This might help fix white screen stuck on Mac.

Here’s how to reset PRAM/NVRAM:

  1. Shut down Mac and instantly press Command+Option+P+R keys together.
  2. Keep the keys pressed when you hear the startup sound release the keys.

When the startup process is completed, head to System Preferences and adjusts settings like time zone, display resolution, etc.

3. Use Disk Utility to repair disk or check for errors on macOS

Disk Utility is the answer to several Mac problems, including Mac white screen of death. Therefore, to fix Apple white screen, you need to follow the steps explained below:

  1. Restart Mac and hold the Command + R keys.
  2. When Apple logo appears, free the keys.
  3. Next, click Disk Utility > Continue.
  4. Select the disk to repair and click the First Aid button.

After performing the above steps, if you see a message that the disk is about to fail, don’t wait to get a new hard disk; otherwise, you might lose all the data. However, if you see the message a success disk repair message you’re all set. To get more information about the repairs click Show Details

4. Reinstall macOS

If nothing has worked so far and you are still stuck with a white screen on Mac, you might need to reinstall the operating system.

Note: As you will install the latest version of macOS, there will be no changes made to your files, apps, user setting, etc.

Sometimes due to issues with the drive standard reinstall methods don’t work. In such cases, to reinstall operating system the internet recovery method needs to be used.

  1. Reboot your Mac.
  2. Press and hold Command+Option+R keys and wait for the Apple logo to appear.
  3. Wait for the startup process to complete. You’ll now see the utility
  4. Select Reinstall macOS >

Now follow the step by step instructions you see on the screen and finish the installation process.

Once you’ve got your Mac up and running to avoid future problems, remember to install the best system optimization tool – TuneUpMyMac We have already discussed this amazing utility.

Besides, cleaning Mac using this tool, you can clean duplicates, junk files, and other unwanted data.  This means by using a single tool; you can save yourself from Mac crashed and facing unwanted issues.

We hope, using the fixes we explained you were able to get rid of the Mac Pro white screen issue. So that’s all. Stay Safe until next time and do subscribe to our YouTube change, social networks to stay connected. Also, you can enable notification to stay informed about the latest blog post.

What Do You Think?


  • Amara Smith
    but How do I fix a Mac startup problem?

    10 months ago Reply

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