How to Run First Aid from Recovery Mode on a Mac – A Detailed macOS Guide

You need to run First Aid on your Mac in Recovery, and follow the steps in the table below:

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The built-in First Aid tool is a powerful utility that acts as a digital doctor for your device, taking care of any issues with internal disks that might be impeding your Mac's normal operation.

But when would you run Rescue Mode? Whether it's damaged files, a faulty external device, or an unbootable system, rescue tools can come to the rescue! Let me explain:

How to Run First Aid in Mac Recovery Mode [3 Steps]

Running First Aid in Recovery Mode on your Mac isn't an instant fix; it takes patience and time to work through the steps to get your Mac back to normal.

Here's how to run the “First Aid” utility in Recovery Mode, in brief:

• Step 1. Retrieve Data from the Hard Drive Before Running First Aid
• Step 2. How to Enter Recovery Mode on a Mac
• Step 3. How to Run First Aid in macOS Recovery Mode

But there's more: each of those steps contains additional layers that help the digital doctor scan and fix every part of the device. Let's take a closer look at how this works.

Step 1: Remove the hard drive before running First Aid

It's recommended to back up your Mac to iCloud or another device before running First Aid from Mac Recovery Mode. Losing important information, pictures, videos, documents, emails, and other files can be frustrating. But is there a powerful solution to relieve such frustration?

Of course! If your Mac is able to start up normally, you can use the built-in Time Machine utility on your Mac to back up all of your important data. This will back up your emails, personal information, documents, apps, music, and more.

In some cases, when your Mac won't turn on, getting access to your files can be difficult, putting your data security at risk. That's where third-party software comes in handy. Data Recovery Wizard for Mac is an impeccable solution in such scenarios. It's a powerful data recovery software for Mac that has proven its reliability to many users.

Whether it's a system crash, data loss, corrupted files, disk permission issues, or anything else, these tools won't disappoint.

Was it helpful? Then why not let Data Recovery Wizard help your friends and colleagues too? So, when it works, don't forget to 'take over' your social media by sharing the entire experience!

Step 2: How to Enter Recovery Mode on a Mac

With all our data safely backed up, it's time to enter Mac Recovery Mode.

Reinstall macOS on an Intel-based Mac:

Step 1: Turn off your Mac, then turn it back on.

Step 2. As your Mac restarts, press and hold the Command (⌘) and R keys on your keyboard.

Step 3: When you see a spinning globe, release the keys, which indicates that your Mac is booting into Recovery Mode.

Run Recovery Mode on an Apple-based Mac:

Step one: Hold down the power button.

Step 2: Release it when you see the bootloader to enter Recovery Mode.

You can learn how to start your Mac in Recovery Mode here:

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How to Start Your Mac in Recovery Mode [macOS Ventura/Monterey/Big Sur]

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Step 3: How to Run First Aid from Recovery Mode on a Mac To run First Aid from Recovery Mode, follow these steps: 1. Turn off your Mac. 2. Connect any external devices, such as a USB drive or Time Machine backup, if necessary. 3. Press the power button to start your Mac, and immediately press and hold the Command (⌘) and R keys. Keep holding both keys until you see the Apple logo or a spinning globe. This indicates that your Mac is entering Recovery Mode. 4. When your Mac loads into Recovery Mode, you'll see the "Utilities" window. From the list, select "Disk Utility." 5. In Disk Utility, from the list of volumes on the left, choose the startup disk you want to run First Aid on (usually named "Macintosh HD"). 6. Click the "First Aid" or "Responder" button (depending on your macOS version; the name might vary). 7. Read and accept the license agreement, then click "Continue." 8. The system will prompt you to confirm if you want to run First Aid on the selected disk. Click "Run" to initiate the process. 9. Wait for the First Aid program to complete scanning and repairing any issues. This may take some time, depending on the size and health of the disk. 10. Upon completion, First Aid will display a report outlining any issues it found and whether they were successfully fixed. Based on the report's results, you might need to take further action, such as reinstalling macOS or contacting Apple Support. If First Aid doesn't resolve the issue, you may need to consider more in-depth diagnostics or seek professional assistance.

Now that you've booted your Mac into Recovery Mode, it's time to use the “First Aid” tool on your Mac!

Step 1: In the macOS Recovery Options, select Disk Utility and click on Continue.

Click Disk Utility.

Step 2. You'll see a “View” dropdown menu (the icon of two rectangles); choose “Show all devices.”

Step 3: Show Disks and other storage devices; select the one you want to fix.

Step 4: Select the last volume on the disk to fix.

Once "First Aid" finishes running successfully, restart your Mac and continue using it as normal. You can also learn more about how to use "First Aid" to fix a Mac disk from this article:

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How to Use Disk Utility to Repair Mac Hard Drive [Official Method]

Users can repair their Mac hard drive by opening Disk Utility in macOS Finder. Read More >>

Bonus Tip: How to Fix First Aid Errors on Your Mac

While First Aid can help us recover our Mac from corruption, it also provides error codes and messages that appear on the Mac screen whenever there's an issue with the disk.

Error codes 41, error code 50, and error code 36 are some easily fixed "First Aid" error codes. You might see these error messages when running First Aid in Recovery Mode, and encounter similar "file system check exit code is 8" First Aid issues, if your system encounters the following:

So, if the First Aid tool on your Mac isn't working as expected, you can try fixing it with these methods.

Restart the device. The first step to resolve a First Aid error while running it from Recovery Mode is simple: just restart your device, which will refresh macOS and fix any temporary issues.

Format the hard drive. Formatting the hard drive is an effective way to fix disk utility errors. Before you format, make sure to back up all of your data, documents, e-mails, and pictures.

Check your Internet connection. Before running Disk Utility on an external hard drive, make sure you have a stable and strong Internet connection. If you get an error while running First Aid from Recovery Mode, it might be due to a damaged USB port.

Boot into Safe Mode. Hold down the Shift key while restarting your system, then log in and boot into Safe Mode. This will help your Mac skip over certain internal issues when it runs “First Aid” in Recovery Mode.

If you can't fix Health Check error codes and messages on your Mac, it's time to seek professional advice. Contact the Apple Support team for any personalized assistance you might need.

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Conclusions

Running Recovery Mode's "First Aid" is essential for maintaining the stability and health of your device. The First Aid tool can help repair hard drive issues, file corruption, system crashes, or hardware malfunctions more easily. However, if your files have been corrupted, restoring your device to normal will require careful adherence to the steps outlined above.

The Digital Master tool will assist you in backing up all essential data for the recovery process. Download the Data Recovery tool right away and enjoy a seamless backup experience.

How to Run First Aid from Recovery Mode on a Mac Running First Aid on your Mac is an essential method for fixing operating system issues, addressing disk errors, or cleaning up your system. If you encounter startup problems, performance drops, or other system abnormalities, try using Recovery Mode to run First Aid. Here's a step-by-step guide: 1. **Restart your Mac:** First, shut down your Mac. Then, press the power button to restart it. 2. **Enter Recovery Mode:** As your Mac begins to start up, immediately hold down the `Command` (⌘) and `R` keys together. Keep these keys pressed until you see the Apple logo or a spinning globe on the screen. This indicates that your Mac is entering Recovery Mode. 3. **Wait for loading:** It will take some time for the recovery environment to load. Once done, you'll see a Recovery window with options like "Utilities" and "Reinstall macOS." 4. **Open "Disk Utility":** In the Recovery window, click the "Utilities" icon, then select "Disk Utility" from the list. 5. **Select your startup disk:** In the "Disk Utility" window, a list of all connected disks is displayed on the left side. Find and choose your startup disk, which is usually named "Macintosh HD" or something similar. 6. **Run First Aid:** Click the "First Aid" or "Run" button in the bottom-right corner. Then, click "Continue" to initiate the First Aid process. 7. **Wait for First Aid to complete:** The utility will scan your disk, checking and repairing any issues it finds. This process can take anywhere from a few minutes to hours, depending on the size of your disk and the complexity of any problems. 8. **Review the results:** After completion, First Aid will display a report indicating whether it found and fixed any issues. If everything is normal, click "Exit Disk Utility" and then restart your Mac. If First Aid fails to resolve the issue or if you're experiencing more severe problems, you might need to consider further troubleshooting steps such as resetting NVRAM/PRAM, restoring from a Time Machine backup, or contacting Apple Support for additional assistance.

Here are some common questions about running First Aid from Recovery Mode. Browse through them for a quick overview of the process.

1. Can I run First Aid in Recovery Mode on my Mac Sonoma?

macOS Sonoma has been available in public beta since July 11, 2023, and we expect it to be officially released later in the year. Assuming this new version follows suit with previous releases, we anticipate that First Aid should run smoothly in Recovery Mode without any issues.

What does First Aid do on a Mac?

The "First Aid" feature on a Mac is designed to locate, verify, and repair any damage or issues with files and storage components. It maintains your device's digital health by continually addressing disk integrity and enhancing system performance.

Why won't First Aid fix my Mac's hard drive?

If you get an error message or error code when you run First Aid from Recovery on your Mac, and it says that macOS can't repair the disk, the process failed. First Aid can't fix firmware or damage to the storage disk itself. It also won't work if the hard drive is physically damaged.

Should I back up my files before running First Aid on a Mac?

The answer is yes! Before running First Aid on Recovery Mac, we must back up all the data. First Aid might lose saved data while fixing internal disk issues. Thus, we recommend using powerful third-party software, like tools, to back up existing data.