Want to restore your Mac from a Time Machine backup.

Perform a clean install of macOS to fix any issues that slow it down.

Use Disk Utility to perform repairs when there are issues with your disk, or the Disk Utility tool couldn’t repair issues with your drive.

Troubleshoot issues like startup failures.

Recovery Mode allows you to wipe it and remove all your data and Apple ID.

Wipe your computer to pass it on or sell it.

You may never need to use it unless you want to do the following: It contains the latest macOS version you have installed, so you can troubleshoot any issues with your computer. The Recovery Mode tool made a debut with OS X 10.7 Lion in 2010.

Get Help Online: This feature lets you use Safari to fix any internet connection or other issues you have with your computer.

Before using it, upload your files to iCloud or other storage, and then reinstall the OS.

Reinstall macOS: This feature wipes the current OS and its data, replacing it with a clean version.

It’s a faster and more convenient method compared to erasing and reinstalling your computer.

Disk Utility: This feature scans, verifies, and repairs your drives from the recovery screen in case something is wrong.

Restore from Time Machine Backup: Time Machine copies all your files, OS, and settings, which you can then copy to an external hard drive and use it to restore your Mac’s data.

Mac Recovery Mode comes with four main features:

If you can’t recover your computer using other means, then Recovery Mode comes handy when diagnosing disk problems, installing the previous macOS that ran on your Mac, or getting help online. The recovery tools are loaded from a special disk partition holding a recovery image and copy of the macOS installer.

Mac Recovery Mode is a special mode in macOS that loads native recovery tools that help you restore from a Time Machine backup, get help online, reinstall macOS, or erase a hard disk, and more. We’re going to explain what the macOS Recovery Mode is and the necessary steps for using it when diagnosing and fixing any issues, or reinstalling the macOS completely.

Os x utilities restore