Your Mac doesn’t work well after you’ve installed macOS High Sierra? Or something went wrong during the installation? One of the easiest ways to fix such issues is reinstalling the operating system. Don’t worry, it won’t affect your files, data, apps, user settings, etc. Only a fresh copy of macOS High Sierra will be installed on your Mac again.
To generate a Certificate Signing Request (CSR) for Apple Mac OS x 10.11 you will need to create a key pair for your server the public key and private key. These two items are a digital certificate key pair and cannot be separated.
Please note that if you need to remove the data and reset your Mac to factory settings, go for clean install macOS High Sierra. A clean install will delete everything associated with your profile, all your files and documents, while the reinstall will not.
Once you’ve decided that you want to keep all your data intact, take advantage of our comprehensive guide on how to reinstall macOS High Sierra. But before you start, you have to prepare your Mac for the process.
Before You Begin: Back Up Your Data
Although the process of reinstalling is safe, it is still recommended to back up your data. Should something go wrong, you’ll be able to easily restore all necessary files.
There are a few incredibly easy ways to back up the files, documents, applications, etc. So, you can choose the most convenient one for you. One of the possible Mac backup solutions built into macOS is Time Machine. It allows frequent automatic backups. Surely, you can use iCloud, Dropbox or any other external storage to back up essential data.
Before reinstalling the macOS High Sierra, you might also need to clean the system junk. And not the system junk alone, but also gigabytes of other unwanted files like app leftovers, browser extensions etc. You don’t want to reinstall the operating system with all the clutter it contains, do you? You can clean up your Mac manually, but using an app like CleanMyMac X will save you tons of time. It will scan the system and safely remove all junk in a matter of minutes.
How To Generate A Csr For Macos High Sierra Mac
Once you’ve backed up your files and cleaned your Mac, you’re ready to reinstall macOS High Sierra.
A Step-By-Step Guide to Reinstall macOS High Sierra
Here’s how you can reinstall the macOS High Sierra and keep all files and user settings.
- Back up your Mac before you begin (just make sure you didn’t forget to do it).
- Click the Apple icon in the top left corner of your screen and choose Restart from the menu.
- Use the combination of Command and R keys; you’ll see the macOS Utilities window.
- Pick Reinstall MacOS.
- Click Continue.
- Select your hard drive (this is usually Macintosh HD).
- Click Install and complete the process.
That’s it! As you see, reinstallation is not a difficult process and it has an obvious advantage — it keeps all your data and configurations untouched. Now you can enjoy the new exciting features of macOS High Sierra, like faster Safari and better graphics.
However, if you don’t like the new version of macOS, don’t let it give you a bad time. You can always downgrade to Sierra. But before turning to such radical measures, try to reinstall the macOS High Sierra. Probably it will resolve all the issues.
We hope you found this article helpful. Have a nice day and stay tuned!
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Check compatibility
You can upgrade to macOS High Sierra from OS X Mountain Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 14.3GB of available storage space.
MacBook introduced in late 2009 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS High Sierra, the installer will let you know.
Make a backup
How To Generate A Csr For Macos High Sierra Vista
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Get connected
It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS High Sierra
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.
If you still need macOS High Sierra, use this App Store link: Get macOS High Sierra.
Begin installation
After downloading, the installer opens automatically.
Click Continue and follow the onscreen instructions. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
If the installer asks for permission to install a helper tool, enter the administrator name and password that you use to log in to your Mac, then click Add Helper.
Allow installation to complete
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.
Learn more
- If you have hardware or software that isn't compatible with High Sierra, you might be able to install an earlier macOS, such as Sierra or El Capitan.
- macOS High Sierra won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
- You can use macOS Recovery to reinstall macOS.