How to reinstall macOS using Recovery Mode

How to reinstall macOS using Recovery Mode

There are a few reasons why you might want to reinstall macOS (or even Mac OS X.) Perhaps your Mac is working erratically and you think that a clean install of the operating system might fix the issue. Alternatively, you might be planning on selling your Mac, or passing it on to a member of the family, and be aware that you need to wipe it first and return it to factory settings. It is even possible to reinstall the version of the macOS that your Mac shipped with this way which might enable you to revert to an older version of the operating system if the latest version is upsetting you. Whatever your reason to reinstall MacOS, we will show you one of the simplest ways to do so below. Our method involves via which you can reinstall the latest version of the MacOS you installed on your Mac. Because MacOS is normally installed via the Mac App Store there are no physical installation disks, therefore Apple has made it possible to install the operating system over the internet using the Recovery HD. (An alternative option would be to ). If you are planning to wipe your Mac as part of this process either because you think that a clean slate might fix issues you are having, or because you are selling the Mac you will want to back up your important documents first. How you do this will depend on whether you want to recover your Mac into the same version of the Mac operating system, or if you were hoping to do a clean install. Read about . You'll need an internet connection. If you are using Internet recovery you'll need to be using a network with WEP or WPA security. This shouldn't be an issue as most home Wi-Fi networks do, but if you're on a proxy network or PPPoE then you will have problems. Follow these steps to reinstall macOS on your Mac: Alongside the Command + R key combination we mention above there are a couple of other key combinations you can use to reinstall macOS using Recovery mode. These will allow you to choose whether to install the latest version of macOS that is compatible with your Mac, or the version of macOS that came with your Mac. You can choose from: If you wanted to revert to an older version of MacOS and your Mac shipped with that version you will be able to reinstall it using the latter two choices. Alternatively, read: . To reinstall MacOS using Recovery mode you have to connect to the internet. Follow these steps to connect to the internet in Recovery mode if your Mac hasn't automatically connected: Recovery mode should now be connected to the internet and be able to download the macOS installation software.