Aug 30,2019 • Filed to: Solve Mac Problems • Proven solutions
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“Is it possible to reinstall macOS without losing data?”
If you have a similar question in mind, then we have got you covered. Just like any other computer, Mac systems can also suffer from unwanted issues at times.
Jul 19, 2011 When the download is finished, the Mac OS X Lion installer appears in the Dock and launches automatically. What do you need to know about free software? Apple Mac OS X Lion 10.7.5. Jul 08, 2011 I have a Mac Air gifted by son. I am almost a dummy, with only very limited proficiency in mac. Son upgraded the OS to Lion free as it was allowed. It is running OK. Do I still have to spend USD 30/- to make a bootable USB stick. Is there any other method to make Boot USB key or MicroSD via USB reader for a dummy like me. May I expect help. Jul 22, 2013 Restore Imac - Macbook (Recovery HD) (10.7-10.10) (Restore Mac OSX From ANY Software Issue - Crash). Free Disk Backup Software for Mac OS X Guaranteed Recovery. How to force a Hard Drive.
In this guide, we will teach you how to boot Mac into recovery mode and reinstall macOS without losing your data. Let’s explore this macOS solution in detail.
When to reinstall macOS?
There are all kinds of reasons for us to reinstall macOS on the system. Following are some of the common problems that force a complete reset on a Mac.
- Firmware issues – Mostly, a firmware issue related to macOS demands a reinstallation of the operating system. It can happen when macOS seems to malfunction and can’t complete the needed operations.
- Startup issues – Apart from the firmware, there would be a problem with your Mac’s startup or bootstrap program as well. Mostly, the issue is resolved by visiting Mac recovery mode.
- Corrupt OS – Ideally, your macOS can get corrupt or compromised due to different reasons. In order to fix it or run troubleshooting, you would need to reinstall the OS.
- Malware attack – A virus or malware can also infect the core function of macOS and would demand a complete reinstallation of the tool.
- Other issues – There could be numerous other issues with your Mac as well that would demand a reinstallation. For instance, if your system has been upgraded to a corrupt macOS version or the update was halted in between, then you need to reinstall OS X.
Preparations before reinstalling macOS
Before we teach you how to reinstall macOS X, there are certain vital things that you need to consider.
- Mostly, it takes 30 minutes to 3 hours to reinstall macOS (the exact time would vary among different OS and system models). Therefore, your Mac should be charged enough to complete the installation.
- During the reinstallation process, your Mac might be overheated or restart multiple times. It is recommended to not keep it in the direct sunlight or a hot place during the process.
- Chances are that your existing data on Mac might be deleted after the reinstallation. Thus, you can consider taking its backup if you don’t want to lose it.
- Disconnect all the attached units like USB drive, SD card, etc. from your Mac beforehand. Also, if you think your system has been infected by a malware, then consider formatting it as well.
- Your system might download the needed patches and updates during the process. Keep your Mac connected to a stable internet connection for a seamless updating.
Once you are ready, simply take the following steps to reinstall macOS without losing its data.
How to Reinstall Mac OS?
Step 1: Backup Files on Mac
If you don’t want to suffer from an unexpected loss of your important files during the reinstallation, then you should take a backup of your data beforehand. There are different ways to backup data on Mac.
1. Backup files Using Time Machine
Time Machine is the inbuilt solution to backup data on Mac and restore it afterward. If you do not want to let go of your important files during the reinstallation process, then consider taking their backup beforehand. You can use an external data source, so that Mac can create a Time Machine on it. Mostly, Time Machine will detect a connected unit and would ask you to take its backup automatically. If not, then follow these steps to backup your Mac data using Time Machine.
- Simply connect a secure data storage to your Mac and launch Time Machine by visiting Menu > System Preferences > Time Machine.
- Here, click on the “Select Backup Disk” so that you can manually choose a location to save the backup content.
- As a pop-up screen would appear, just select the available drive and confirm your choice. If you want, you can choose to encrypt your data as well.
- To further customize things, you can visit its “Options” and even enable the automatic backup feature.
- As a pop-up screen would appear, just select the available drive and confirm your choice. If you want, you can choose to encrypt your data as well.
2. Backup files Using Cloud Storage
As you know, Time Machine will only take a manual backup of your Mac data to a dedicated storage unit. If you want to save your data on the cloud, then take the assistance of iCloud, Google Drive, Dropbox, OneDrive, or any other cloud-based service. Since iCloud is the native cloud storage solution from Apple and an inbuilt Mac app, it is widely recommended. You can easily backup files to iCloud from Mac by following these steps.
- Firstly, go to System Preferences and launch the iCloud app. If you are not logged-in, then enter your Apple account details to sign-in.
- The iCloud app has options to sync various data types. Simply enable the features (by checking it) and turn on the backup feature.
- There is an “Option” button adjacent to some data types (like Photos) that you can visit to customize your backup.
- You can go to the “Manage” section from here to view how much space is left on iCloud. Since only 5 GB of space is provided for a free (basic) account, you can also upgrade your account as well to get more space on iCloud.
3. Backup files Using External Hard Drive
If you are running short on time, then you can also take a manual backup using an external hard disk as well. Just connect the hard disk to your Mac and make sure that you are using a hard drive that is compatible with your macOS. Now, simply copy the content from your Mac’s storage that you wish to save and paste it to the external hard disk. In this way, you would be able to maintain a second copy of all the important data at a dedicated source.
In the contrast, you need to know how to recover files from external hard drive.
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Step 2: Boot Mac in the Recovery Mode
Once you have taken a backup of your Mac data, you need to restart in the recovery mode. The Mac Recovery Mode is a dedicated module in the operating system that provides all kinds of firmware and disk-related options. You can run disk utilities via the Recovery Mode on MacBook, reinstall macOS, recover Time Machine backup, and do so much more. In order to learn how to restore Mac in recovery mode, follow these steps:
- Firstly, go to the main menu by clicking on the Apple icon and choose to restart your system.
- While the system is restarting, press the Command and R keys at the same time till your Mac enters the Recovery mode.
- When you get the Utilities window on the screen, just click on the “Reinstall macOS” option and continue the process.
Please note that if you wish to upgrade your Mac instead, then press the Option + R keys instead of the Command + R key combination.
Step 3: Erase the Mac Hard Disk
This is an optional step during the reinstall macOS process as a lot of people would like to delete the existing data on their system. If you are reselling your Mac or your system has been infected by a malware, then you can consider this option as well.
- When you get the macOS utilities window, click on the “Disk Utility” option instead of reinstalling it. You can also go to the “Utilities” menu to get this option.
- As the Disk Utilities window will open, you can just select the drive that you wish to erase from the left panel.
- On the right, you will get its detailed information with numerous other tools. Just click on the Erase icon and confirm your choice (by entering the firmware password).
This will start the erasing process on the selected drive. You can also go to the Security Options here to further customize things.
Step 4: 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. Afterward, you simply need to follow this basic drill to reinstall macOS on your system.
- A confirmation message will appear, informing you about the reinstallation details. Just click on the “Continue” button to proceed.
- Subsequently, you will be asked on which disk you wish to install macOS. Simply select the inbuilt disk on your Mac to start the process.
- That’s it! Your system will reinstall macOS on it by performing all the needed tasks. You can just sit back and wait for the process to be completed and make sure that you don’t turn off Mac in between.
- In the end, you can just choose to restore data from the Time Machine backup. You can get this option from the macOS Utilities or just launch the Time Machine application on your system as well.
Recover Erased Files after Reinstalling Mac OS
A lot of times, users are not able to maintain backup of their data and end up losing their important files during the macOS reinstallation. If you have also lost your data on Mac due to this, then don’t worry – simply take the assistance of Recoverit Mac Data Recovery software. A highly advanced data recovery tool, it can retrieve all kinds of lost, deleted, and inaccessible content from your Mac storage. It is known to b yield positive results under all scenarios, including data loss caused by macOS reinstallation.
After installing Recoverit Data Recovery on your Mac, simply follow these basic steps to get your data back.
Step 1: Select a Location
Firstly, you need to install Recoverit Data Recovery on your Mac by downloading the application from its website. Launch it whenever you want to restore notes on Mac and select a source location to scan. That is, select the native source drive of Mac and click on the “Start” button.
Step 2: Scan the Location
As the application would start scanning your Mac for the lost notes, you can just wait for a while for the process to be completed. The interface will also display the progress of the entire process for your convenience.
Step 3: Preview and Recover
When the extraction process is completed, the application will notify you. Now, you can just preview and select the files you wish to get back. Click on the “Recover” button and make sure that you save your notes to a trusted location.
I’m sure that after following this guide, you would be able to reinstall macOS without losing data. Since working on Mac can be a bit tricky at times, it is recommended to always maintain a backup beforehand. Also, consider using a data recovery tool like Recoverit Data Recovery as well. In this way, you can take immediate measures as soon as you lose any information and get it back without much trouble. Recoverit also provides data recovery solution for Windows as well and is considered a must-have application for both Mac and Windows users.
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Have you ever wondered how to mount ISO file on Mac or tried to do so? Actually, Mac OS X mount ISO is super easy. For starters, you should know that there are several ways to mount ISO file on Mac OS X. Among them, there are ways to free ISO mount Mac, and there are paid ways to mount ISO Mac OS, which one is better? Of course, free would be better. However, how can you choose the right way to free ISO to mount Mac? This article will introduce 3 ways for you to choose from.
Part 1: About Mounting ISO File
Before starting the process of how to mount ISO file on Mac, let’s beef up some basic information about mounting ISO file. First of all, you should notice the concept of ISO image file. So what is an ISO image? It is simple to understand when you need to store a huge amount of data on an optical disc. The ISO image file is commonly used as an archive file for saving identical copies from DVD discs. With the main purpose of backing up all the metadata, it also serves for distributing large files by burning to optical discs.
Mounting ISO image files is a tricky mean to let the computing system think the disc drive is filled with an actual optical disc instead of the ISO file itself. Once your computer regards the ISO file is a real physical disc, all other applications are going to treat the ISO image file as the same. This will save you the time and effort from getting a physical disc and to burn ISO files on Mac. Especially, if you are a game lover, you would be so happy to take advantage of this convenience from mounting ISO file on Mac. There will not be necessary for you to always insert a game disc into your computer as most video games need to import the original disc.
Furthermore, mounting ISO image files are not difficult at all. In general, you can use some program called 'disk emulator' to open the ISO file and select the drive letter to represent the 'real disc'. With more users are jumping into the trend of Mac system, how to mount ISO file on Mac can be a new question for starters. As a matter of fact, Mac OS X mount ISO image files is not that hard as you think, although the process is different from mounting an ISO file on Windows. Next, we will introduce some solutions for mounting ISO on Mac without paying any single penny.
Part 2: Mount ISO Mac OS X with Disk Utility
Some Mac users might not even be familiar with this application on Mac although this program has been preinstalled with the Mac OS X. Nine times out of ten, this Disk Utility program is just being tucked away in the big Application folder. If you are a careful person about what software you have on Mac OS X, you could find this one from the 'Utilities' folder which is under the Application contents. As our first solution, you should know that you can utilize Disk Utility to mount ISO Mac OS X.
Let’s have a brief look at what this Disk Utility is capable of since it is born to serve this Mac OS X. Disk Utility is introduced to manage internal discs even with external storage devices including erasing and formatting process. While users are allowed to organize the date into subdivisions, managing the volumes is also available. It performs excellently with RAID sets if people like to integrate multiple discs into a RAID sets. For your information, the RAID set has the ability to improve the reliability and storage space of the system as many discs can be regarded as a merged one disc. Another purpose for arming this app for Mac OS X is to assist users with a diagnosis of a disc, it can also offer some solutions to fix issues of damaged volumes. Beyond that, the most essential feature here is the capacity of mounting ISO on Mac. With this application, you are allowed to create the disc image of files for archiving and backup as you require.
Follow the steps below if you don’t know how to mount ISO file on Mac with Disk Utility.
Step 1: Locate the app of Disk Utility. You are able to quickly access this app by the handy Spotlight function providing by Mac OS X. To call out the Spotlight, you can press Command and Space Bar at the same time to trigger it. Then input any content related to Utilities. The Disk Utility tool will be shown in the search results immediately. Or you can open the Applications folder, then find and click on the 'Utilities' folder where you will see the Disk Utility icon. Double-click on the icon to arouse the program.
Step 2: Once you launch the Disk Utility program, it is easy to navigate yourselves from the menu. Move the mouse up to the Disk Utility menu next to the Apple icon, choose the 'File' and from the down options, you will see the 'Open Disk Image.' Click on it and select the ISO files you want for free ISO mount Mac.
Notice that if you are operating a later released version of Mac OS X like MacOS High Sierra and Mac OS X El Capitan, this Disk Utility program has been modified with many changes. There could be more solutions when you desire to do something with a disc such as ripping DVD on Mac El Capitan.
Part 3: Mac OS X Mount ISO with Mac OS X Command Line
Besides making use of the Disk Utility program, users are welcome to utilize the Mac OS X command line to mount ISO Mac OS X. Have not heard of the command line on Mac OS X? Don’t worry, it works as another program and basically, people call it the name of Terminal. If you like to deal with IT techniques, this program will take you to the finest performance from taming the Mac machine to command what you exactly desire. This way might be a little hard for those who are not good at IT. It sounds like an advanced method that makes you feel not that comfortable with to mount ISO Mac. However, you can learn it step by step at this part.
Step 1: Find out the path of the ISO file that you want to mount. For instance, '~/Downloads/filename.iso'
Step 2: Open up the Terminal Window. It usually can be found under the 'Applications' folder. Enter the 'Applications' folder, then locate the folder of 'Utilities'. Get inside of the 'Utilities' to find the Terminal application, now you can launch it by double-clicking on it. When the console pops up, just type the following command 'hdiutil mount ~/PathToYourISO/filename.iso'.
Notice: '~/PathToYourISO/filename' is the path of the ISO file that you want to mount from step 1. Now you have learned how to mount ISO Mac OS X thru executing the command. Yet there is an even simple method for you to open and play ISO image of movies directly in the next part.
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Part 4: Directly Play ISO File with Leawo Blu-ray Player for Mac
Apart from the above methods, you can also play an ISO movie without mounting it. How? With Leawo Blu-ray Player for Mac.
Leawo Blu-ray Player for Mac is a 100% free professional media player. You should know that a lot of software claim to be free, however, there is a hidden cost when you use it, no need to worry about it when comes to Leawo Blu-ray Player for Mac. As a professional piece of software, Leawo Blu-ray Player can also provide the most beneficial promises. It offers original quality to play any ISO movie. When you use a third-party software to play the ISO file, the original quality must be your priority. And Leawo Blu-ray Player for Mac already takes care of that for you. Moreover, the added visual and subtitle settings are aiming to provide a better experience for you. These functions are optional in case you are already satisfied with your IOS movie. In addition, even if you never used this software, you can still use it easily with a user-friendly interface and control the play according to your own habits. And it is completely compatible with OS X 10.9 Mavericks, so no need to worry about compatibility.
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A little tip: If you are using a very old Mac OS, you can also update your OS to get a better experience. After knowing the advantages of Leawo Blu-ray Player for Mac, follow the below steps to play ISO movie with this bravo product.
Step 1: Download Leawo Blu-ray Player for Mac and launch it.
Step 2: Choose the ISO movie that you need to play. Click 'Open File' and you can choose the ISO file.
Step 3: Make the subtitle setting (Optional). Hit the subtitle button to set subtitle on the top-left corner of the screen. You have four choices: A. Enable (Disable) subtitles, B. Subtitle offset, C. Subtitle selecting, D. Browse for subtitle.
Step 4: Make the video setting (optional). Hit the video setting button on the top-left corner of the screen in order to set the video settings. You can have a better visual experience. You have options like Deinterlace video, Deinterlace method, crop block bars, View mode, Zoom amount, etc.
Part 5: Conclusion
If you are looking for a free way to solve a problem like how to mount ISO file on Mac, the first two solutions have provided you with the inbuilt programs. However, it could be hard to handle if you are new to the Mac OS X system. Meantime, the last solution of Leawo Blu-ray Player for Mac is your best choice because it is very easy-to-use and convenient. Thousands of people already try out for you. Also, this brilliant software has a Window version, so you can mount ISO on Windows with it as well. Have a try and you won’t regret it since it is free for all.