Has your Mac computer been running into issues lately? It might be time to give it a fresh OS (operating system) installation. This process is actually straightforward and simple. Here’s how to reinstall your Mac operating system(OS).
RELATED: 8 Mac System Features You Can Access in Recovery Mode. Your Mac’s Recovery Mode is a treasure trove of useful tools, and it’s the easiest way to wipe your computer and start from scratch. Shut down your Mac, turn it on while holding down Command+R. Your Mac will boot into the recovery partition. When you sell or donate a Mac or give it to a family member, it’s best to make a clean break: wipe the puppy clean, reinstall the latest version of OS X, and hand off a system that you’re not. MacBook, Mac OS X (10.6.8) Posted on Oct 8, 2014 1:26 PM Reply I have this question too (71) I have this question too Me too (71) Me too. Filechute 4 6 – quick internet file transfer tool. Here we'll fill you in on the names of the different versions of the Mac operating system in order: from the newest macOS to the first version of Mac OS X and the codenames that Apple used for them. Click the name of the computer. Click the Management tab. Click the icon for the desired command. Lock and Wipe will ask you to create a passcode, which you can use when the computer is recovered. The next time the computer contacts the JSS, the command you specified will execute.
Warning: Make sure you do a full backup of your files before you reinstall your operating system.
How to Reinstall Mac OS Using Recovery Mode
Using the Recovery Mode is an easy way to reinstall your Mac OS. Follow the steps below to get a new version of your operating system:
Note: Your Mac needs to be connected to the internet to install or reinstall macOS.
- Restart your Mac. You can do this by holding down the power button or by clicking the Apple logo by the top left corner of the screen and selecting Restart.
- As your computer is restarting, hold down the Command + R keys. Keep holding them down until you see the Apple logo appear on your screen. When the Apple logo appears, release the command and R keys.
- When you are in recovery mode, click Reinstall macOS and then click continue.
- When the installer window pops up, click Continue. You will be shown the terms and conditions for installing the OS. Click Agree and then select your hard drive in the next window. Click Install to initiate the process.
How to Install macOS By Wiping Hard Drive First
If you wish to do a clean installation of yourMac operating system, you will need to wipe the internal hard drive first. You shoulddo this if you are selling your device or giving it to someone else touse.
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- Restart your Mac.
- While your computer is restarting, press and holding the Command + R keys.
- Click Disc Utility and then click continue.
- Click View > Show All Devices.
- Select your Mac’s drive and then click Erase. This will be the highest option in the device tree.
- Click Erase and fill in the name, format, and Scheme.
- Name: You can choose any name you want, but it’s recommended to name the disk something generic.
- Format: You can choose either APFS (Apple File System) or macOS Extended (Journaled). The Disk Utility will show the compatible format by default. Most older computers will be Journaled, while most modern laptops that come with solid-state drives (SSD) are APFS-formatted.
- Scheme: Choose GUID Partition Map
- Select Erase by the bottom right corner of the screen. This step will start the process of wiping your Mac’s hard drive. This process will take a few hours, so make sure that your Mac is plugged in. When prompted, click Done.
- Once your data is wiped, you can then start the reinstallation process. If you are in the functioning recovery partition when you booted, you will see the Reinstall macOS option. Click the button, and the process will start.
This step will take a little while. When theprocess is complete, your Mac will restart. You can then create a new account.Skip creating a new account if you are selling or giving away your device.Leave that step to the new owner.
Installing a fresh copy or reinstalling the operating of your Mac is an easy process, as long as you are connected to the internet and your computer is plugged into a power source.
If you are having a problem with a specific application, you can learn how to uninstall programs from your Mac here.
Updated on March 26, 2021
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by Shirly Chen, updated on 2016-12-01 to Mac Data Wipe
If you are looking for a Mac disk wiper to help you destroy data under Mac OS, you are at the right place. Mac disk wiper can help you securely erase data from Mac hard drive or storage media under macOS or OS X. The main purpose of using Mac disk wiper is preventing your sensitive data from being recovered by data recovery software. It is very useful before you resell or donate your old device to other people.
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In some cases, for example you resell your external hard drive, you need to wipe all existing data and history data on your device to avoid data leakage. This option will help you wipe selected hard drive to permanently destroy all existing data and history data on the hard drive. It means all your data on the hard drive will be lost forever once the wipe process gets finished.
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If you don’t want to erase the existing files or data on your hard drive, you can choose this option to permanently destroy deleted/lost data on your hard drive. It is like wiping Mac trash bin.
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Nowadays, digital information becomes more and more important for most of us. So it is important to avoid data leakage when we are using Mac computers or other devices. Play casino games for free and win real money. Before we resell, donate, give away or even lend our device to other people, we should completely destroy sensitive data like financial documents, personal images, family videos, work documents, etc.
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Mac disk wiper can help us easily and securely wipe data from Mac hard drive or storage media. Please remember that the deleted/formatted data can be easily recovered by Mac data recovery software. Only Mac disk wiper can permanently wipe your data from your Mac hard drive or storage media beyond the scope of data recovery.
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