How To Reinstall Mac Os X Without Disc

Follow the onscreen instructions. Reinstall macos from the built in recovery disk on your computer. All you need is a connection to the internet.

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You will need to be connected to the internet so make sure you re plugged in via ethernet or are connected to a wi fi network.

How to reinstall mac os x without disc. Macosx includes a recovery partition that allows you to easily erase all data on your mac and reinstall your os without an installation disc. Of course they re what you do to install os x for the first time on a mac or a freshly formatted hard or solid state disk. Make sure that you keep your mac turned. This option reinstalls the version of macos stored on your computer s built in recovery disk including any updates that you installed.

Afterward you simply need to follow this basic drill to reinstall macos on your system. Select reinstall macos then click continue. Reinstall mac os x without losing data when you get the macos utilities window on the screen you can just click on the reinstall macos option to proceed. This article will show you how to get started.

Press and hold command r until the utilities window appears. Macos recovery makes it easy to reinstall the mac operating system even if you need to erase your startup disk first. The following instructions do triple duty. If a wireless network is available you can choose it from the wi fi menu which is also available in macos recovery.

A confirmation message will appear informing you about the reinstallation details. Click the reinstall os x option in the menu and proceed to follow the directions. But they re also what you do if something really bad happens to the copy of os x that you boot your mac from or if the version of os x on your mac is earlier than 10 10 el.