Does Reinstalling macOS in Recovery Mode Delete Everything on Mac
If you're dealing with a failed Mac computer and need to recover data before reinstalling macOS, follow the steps outlined on this page. The process involves retrieving your data from the failed Mac before proceeding with the reinstallation of the operating system.
| Workable Solutions | Step-by-step Troubleshooting |
|---|---|
| Phrase 1. Create Bootable USB | Run Qiling Mac data recovery software on another Mac computer > Create bootable USB...Full steps |
| Phrase 2. Recover Mac Data | Connect bootable USB to failed Mac > Boot computer from USB > recover data...Full steps |
macOS Reinstallation Deletes Everything. What Can I Do
When you reinstall macOS from the recovery menu, your previously installed software and data will be deleted. To back them up, you can use the built-in Time Machine feature or a third-party backup software. Connect an external hard drive to your Mac, go to System Preferences > Time Machine, and select the drive as the backup destination. Time Machine will automatically back up your data and software. Alternatively, you can use a third-party backup software like Carbon Copy Cloner or SuperDuper to create a bootable clone of your Mac's hard drive. This will ensure that your data and software are safely backed up and can be restored if needed.
Reinstalling macOS from macOS Recovery is a quick and easy way to replace the current OS with a clean version, without erasing your disk or deleting files. You can also use the Disk Utility to scan and repair any issues with your startup drive, which might be a quicker alternative to erasing and reinstalling.
How to Recover Data When Mac Needs to Be Erased and Reinstall macOS
If your computer is corrupted, you may need to restart it in Recovery Mode, erase your Mac hard drive using Disk Utility, and then reinstall macOS.
You can recover data from a Mac that won't start by creating a bootable USB drive on another Mac using Qiling Mac data recovery software, then restarting your Mac from it and recovering files safely.
Now, follow the step-To recover data from a Mac that won't start and needs a fresh OS install, follow these steps. First, create a USB bootable media by formatting the USB drive, downloading the macOS installer, and using the built-in Disk Utility to create a bootable USB drive. Once the USB drive is created, boot your Mac from the USB drive and select the 'Recovery Mode' option. Next, use the Disk Utility to create a new volume on the internal drive, which will allow you to recover data from the original drive.
How to Create a USB Bootable Media
Step 1.To create a bootable USB drive for Deep Data Recovery on a Mac, install the software on another Mac, go to "File" > "Create Bootable USB", and select a USB drive to create the bootable disc.
- Warning
- The creator will ask you to erase the drive to free up space, then write bootable files to it, but first back up all USB files using Qiling Backup for Mac.
Step 2. The program creates a 2GB space on the USB and saves the boot files there, leaving the remaining space available for storage.
Step 3. Once the process is complete, boot the corrupted Mac from a bootable disc and start the recovery process. It's recommended to restore the data to an external hard drive.
How to Recover Data from Mac Hard Disk
Step 1. Launch Deep Data Recovery. Choose the file types you want to recover and click "Next" to start the recovery process.
Step 2. Select the disk location where you lost data and click the "Scan" button.
Step 3. Deep Data Recovery for Mac scans the selected disk volume and displays the results on the left pane, allowing for immediate recovery of lost data.
Step 4. To restore the files, select them in the scan results and click the "Recover" button to retrieve them.
After recovering the data, you can use the "Disk Utility" to erase the Mac disk and then select "Reinstall macOS" to complete the reinstalling process.
See More about Deep Data Recovery for Mac
Qiling Mac data recovery program allows you to recover deleted files from various storage devices, including the emptied trash bin, internal/external hard drives, SSDs, and corrupted or formatted memory cards, as well as recover lost Microsoft Office files such as Word, Excel, and PPT.
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