How to Reinstall macOS Sierra without Losing Data
- Select Restart from the Menu. Back your Mac up before starting the process (just a reminder). ...
- Select Reinstall macOS from Utilities Window. Then press the Command + R keys. A macOS Utilities Window will be displayed. Select Reinstall macOS and press Continue.
- Choose a Specific Hard Drive. Choose a specific hard drive. Usually, this is the Macintosh HD.
- Wait for the Entire Process to Be Complete. Press Install. Then wait for the entire process to be complete. That’s just about it. Easy. ...
- Restart your Mac into Recovery mode by pressing the Command + R keys while it restarts.
- You should see a macOS Utilities window with several options.
- Click on the Reinstall macOS option to start the process.
- Press Continue to start the reinstall.
How to reinstall macOS without losing files?
When you want to reinstall macOS without losing files, the best option is to go through macOS recovery mode. This will make it possible to reinstall the macOS, erase or repair disks, restore files from Time Machine, and much more.
Does reinstalling Mac OS X erase data?
The OS reinstallation process is carried from the recovery menu, and hence it doesn’t erase data from your device. However, it is not possible for everyone. Most users don’t decide; instead, they are forced to reinstall macOS due to some issues with the macOS.
How to reinstall macOS in recovery mode?
The Mac Recovery Mode will provide you the module for reinstalling macOS. 1. Start by restarting your system, and when it does, press the Command + 4 keys together to enter the Recovery mode. 2. The Utility window will open up, and you will see the Reinstall macOS option.
How to reinstall Mac OS High Sierra without losing data?
In general cases, when you want to reinstall mac os high Sierra without losing data, it is an easy task. The OS reinstallation process is carried from the recovery menu, and hence it doesn’t erase data from your device. However, it is not possible for everyone.
Will I lose data if I reinstall macOS?
The good news is that, if you follow the instructions strictly to update your Mac Operating System, the chance to lose data on your Mac is quite slim, since a reinstallation just needs to create a new copy of the OS, your existing files stored on your Mac won't be lost.
How do I reinstall OSX and keep files?
macOS Recovery keeps your files and user settings intact when reinstalling....Important: Your computer must be connected to the internet to reinstall macOS.Start up your computer in macOS Recovery: ... In the Recovery app window, select Reinstall for your macOS release, then click Continue.Follow the onscreen instructions.
How do I reinstall High Sierra without losing data?
Here's a step-by-step guide on how to reinstall the macOS Sierra on your device without losing data:Select Restart from the menu.Select Reinstall macOS from Utilities Window.Choose a specific hard drive.Wait for the entire process to be complete.
What happens if I reinstall macOS?
It does exactly what it says it does–reinstalls macOS itself. It only touches operating system files that are there in a default configuration, so any preference files, documents and applications that are either changed or not there in the default installer are simply left alone.
How do I reinstall OS without losing data?
How to Reinstall OS without losing Data on WindowsTake backup of your personal files on your computer.Connect PC and system installation CD on CD / DVD drive.Restart your computer and boot into BIOS.Select /Change the First Boot Device.Select repair a Windows installation using Recovery Console.More items...•
How do I restore my Mac without reinstalling operating system?
You can upgrade your Mac to macOS 12 and try this feature to reset your Mac without reinstalling macOS.Open Apple menu > System Preferences.Select System Preferences from the Apple menu bar.Choose Erase All Content and Settings.Type your admin account password and click OK and Continue.More items...•
How do I do a clean install of OSX?
Choose Apple menu > Shut Down, press and hold the power button until “Loading startup options” appears, select Options, click Continue, then follow the onscreen instructions. In the Recovery app window, select Reinstall for your macOS release, click Continue, then follow the onscreen instructions.
Should I restore from Time Machine or reinstall macOS?
If you use Time Machine to back up your Mac, you can recover your files if your system or startup disk is damaged. Important: You must first reinstall macOS on your Mac before you can restore your files using your Time Machine backup.
Does recovery mode delete everything?
The answer is: Entering Android Recovery will never delete everything on the device. But, Android Recovery has an option that enables you to delete everything and reset the device to factory settings.
Does reinstalling operating system delete files?
Although you'll keep all of your files and software, the reinstallation will delete certain items such as custom fonts, system icons and Wi-Fi credentials. However, as part of the process, the setup will also create a Windows. old folder which should have everything from your previous installation.
Should I restore my Mac?
Before you spend big on a new Mac, though, try a factory reset, which wipes your computer and reinstalls a clean version of macOS. A factory reset is also the best way to prepare your old computer for a new owner to make sure no leftover data falls into the wrong hands.
Is it worth reinstalling macOS?
You might need to remove some startup programs, run updates on your system, or clean out your storage drive to fix this issue. But if none of these fixes have an effect, reinstalling macOS can likely help speed up your system. This is especially the case if your Mac is approaching a decade of life.
Do I need to backup before reinstalling macOS?
Reinstalling macOS will wipe everything on your system, so it's vital that you back up first. Before you back up, you might want to free up space by getting rid of old files you never use. The easiest way to back up is using Apple's built-in solution, Time Machine.
Will reinstalling macOS High Sierra delete files?
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.
Reinstall macOS without losing data
When you reinstall macOS from Recovery, you will not lose any data if you don’t erase your main drive. A reinstall will only touch the system files and settings, while keeping all your data safe.
Wrapping up
As you can see, it’s fairly simple to reinstall macOS without losing any files, data, or documents. However, we do recommend taking a backup using an external drive and using the Time Machine backup feature. This way, if anything goes wrong during the reinstall process, you will still have all your data.
What to do if you accidentally erased your Mac?
If you’ve accidentally erased your Mac data during reinstallation, then we recommend using UltFone Mac Data Recovery. The main features of the software involve data recovery from Mac-based storage devices. As the software is built with the latest technology, it guarantees 100% recovery and supports all file types.
Can I reinstall Mac OS High Sierra without losing data?
The OS reinstallation process is carried from the recovery menu, and hence it doesn’t erase data from your device. However, it is not possible for everyone.
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What happens when you install MacOS from recovery?
When you install macOS from Recovery, you get the current version of the most recently installed macOS, with some exceptions: On an Intel-based Mac: If you use Shift-Option-Command-R during startup, you're offered the macOS that came with your Mac, or the closest version still available.
What to do if Mac installs won't install?
If the installer asks to unlock your disk, enter the password you use to log in to your Mac. If the installer doesn't see your disk, or it says that it can't install on your computer or volume, you might need to erase your disk first.
How to get Apple logo on Mac?
Make sure that your Mac has a connection to the internet. Then turn on your Mac and immediately press and hold Command (⌘)-R until you see an Apple logo or other image.
What happens if you use option command R?
If you use Option-Command-R during startup, in most cases you're offered the latest macOS that is compatible with your Mac. Otherwise you're offered the macOS that came with your Mac, or the closest version still available.
Prep Work: What to do before Reinstalling macOS
Before you reinstall macOS on your system, you must have everything in place. You must ensure that nothing will stop the reinstallation halfway as this can disrupt the optimal performance of your system. The tips highlighted below will help you prepare for a smooth reinstallation process.
How to reinstall macOS
You can easily reinstall macOS without losing any data irrespective of the reason why you want to launch the process in the first place. The steps below will guide you through the process in detail.
How to Recover Lost Data after Reinstallation of macOS
If you notice that you have lost data while reinstalling macOS, it is recommended that you recover the data as soon as you can. We recommend that you use iBeesoft Data Recovery for Mac because it is the best software you can trust to recover all lost files seamlessly.
Your Effective Data Recovery Software for macOS
The first step is to download and install the Apple data recovery software on your system. You don’t have to worry because it is virus-free and compatible with the latest Mac OS. After the installation, you can follow the steps below to restore lost data after Reinstallation of macOS.
Part 1. Things You Need to Know before Reinstalling Mac OS
Is your Mac device not operating properly after a macOS Sierra installation? Or maybe, you are in the middle of the installation process and some kind of issue appeared.
Part 2. How to Reinstall macOS Sierra without Losing Data
Here’s a step-by-step guide on how to reinstall the macOS Sierra on your device without losing data:
Part 3. Conclusion
Having problems with the macOS Sierra? Or are there problems during the installation process? That’s okay. We’ve got you covered. You can reinstall macOS Sierra without losing data, keeping all your files, and still having a fresh copy of the operating system.
Reinstall macOS Mojave
Once you’ve backed up your Mac storage drive, proceed further. Connect your MacBook Air or Pro to the power source to avoid incomplete installation of macOS due to power failure. Also, make sure you have an active Internet connection to startup Mac through Internet recovery if macOS Recovery fails.
Recover Data from Botched up Reinstallation of Mojave
If you’ve accidentally erased the drive and reinstalled macOS Mojave without taking backup, proceed to the data recovery steps and tutorial video:
