- Macos Sierra Install Update And Uninstall Apps Apple Support Windows 10
- Macos Sierra Install Update And Uninstall Apps Apple Supported
Whenever there is a new macOS available, the need to reinstall macOS will surge. When you update or reinstall the macOS, the last thing you want is probably losing data on your computer. To reinstall macOS, including the latest Catalina, Mojave, without losing data, you can follow the professional guide to update the OS, which will not cause data loss in most of the case. If you still have worries, back up your Mac in advance or recover the lost files with EaseUS Data Recovery Wizard.
If an app is in a folder, open the app’s folder to check for an Uninstaller. If you see Uninstall App or App Uninstaller, double-click it, then follow the onscreen instructions. If an app isn’t in a folder or doesn’t have an Uninstaller, drag the app from the Applications folder to the Trash (at the end of the Dock). Worst case scenario, you can simply not update to macOS Catalina, though Mojave—the last macOS operating system that supports 32-bit apps—should stop receiving support from Apple in 2020.
This page covers the full process of how to update and install the latest macOS Catalina, Mojave, etc. on Mac without losing any data. If you need a detailed guide, follow through this page to get the desired macOS installed on your computer now:
Workable Solutions | Step-by-step Troubleshooting |
---|---|
Phrase 1. Preparations | 2GB+ memory and 9GB+ storage space left on Mac > 45% + battery > Connect to internet..Full steps |
Phrase 2. Change a USB port | Start Mac from macOS Recovery > Select 'Reinstall macOS' > 'Continue'..Full steps |
Phrase 3. Recover Lost Data | After macOS installation, run EaseUS Mac data recovery software > Scan and recover lost data..Full steps |
Applies To: macOS Catalina, macOS Mojave, macOS High Sierra, macOS Sierra, or earlier Mac operating systems
The need to update or reinstall your macOS always follow the release of a new operating system, the slow performance of your Mac, or a system crash. When it comes to reinstalling macOS, users biggest concern is losing data on their computer.
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. https://renewhappy372.weebly.com/how-to-search-for-printer-on-mac.html. Thus, as long as you don't choose to erase your startup disk during the reinstallation, you won't lose files. However, you know what 'Slim' means - it's not 100% safe and is still at the risk of losing some data.
Macos Sierra Install Update And Uninstall Apps Apple Support Windows 10
Then how to reinstall macOS without any data loss? To provide a double guarantee to the precious data on your Mac, you can make a copy of the files on your Mac before you perform the reinstallation, or equip your Mac with a data recovery tool that can rescue your data after the reinstallation.
Preparations you Need to Make Before You Reinstall macOS
To reinstall macOS on your computer smoothly. Follow the tips below to prepare your Mac ready for the new macOS update now:
- Leave at least 2GB memory and 8.8 GB storage space on your Mac
- Leave at least 45% battery on your Mac
- Connect Mac to the internet or WiFi
- Update your Mac Apps to the latest versions
- Backup all your personal data and even create backups for your present Mac data through Time Machine
Remember to back up your Mac to an external hard drive for preventing system update failure or unexpected troubles from happening. Then follow the detailed guide below to reinstall Mac OS via macOS Recovery mode, which enables you to reinstall macOS, restore your files from Time Machine, repair or erase a disk, and more.
How to Update & Reinstall macOS Without Losing Data
*Print this page or open this page on another device so you can refer to it later.
Step 1. Start up your Mac from macOS Recovery
- Turn on your Mac and immediately press and hold 'Command + R', 'Option + Command + R', or 'Shift + Option + Command + R'.
- Release the keys when the Apple logo, a spinning globe, or a pop-up for a firmware password appears.
Step 2. Select 'Reinstall macOS' from the Utilities Window and click 'Continue'.
Step 3. Follow the onscreen instructions to select the hard drive you want to install the OS on and start the installation.
Step 4. Don't put your Mac to sleep mode or close its lid during the installation. It's normal to see your Mac restart several times or the screen is white while you reinstall the Mac OS. Just wait patiently for the process to finish.
If data loss occurred after you reinstalled macOS, you can follow the next part to recover your missing files.
Recover Lost Data After macOS Reinstallation
If you have backed up your Mac before the reinstallation, you can retrieve your data from Time Machine, an external hard drive, or somewhere else, depending on the way you used to make the backup. If you haven't created any backups for your Mac, then you'll need the professional Mac data recovery software tool - EaseUS Data Recovery Wizard, to perform data recovery. With the help of this tool, you can easily recover the data lost due to macOS reinstallation:
Step 1. Select the disk location (it can be an internal HDD/SSD or a removable storage device) where you lost data and files. Click the 'Scan' button.
Step 2. EaseUS Data Recovery Wizard for Mac will immediately scan your selected disk volume and display the scanning results on the left pane.
Step 3. In the scan results, select the file(s) and click the 'Recover Now' button to have them back.
There are lots of data recovery tools available. But EaseUS Data Recovery Wizard, one of the best Mac data recovery tools, is our pick. It fully supports all macOS systems including the newest Catalina, Mojave, High Sierra, Sierra, EI Capitan, Yosemite etc. It allows you to restore all lost data with simple clicks. Office files, music, videos, emails or other archives can all be restored on your own.
Just like most of us, you’ve probably jumped on the Sierra bandwagon and upgraded expecting cool features and a boost in performance. But the new macOS has it’s bugs and troubles: some apps and hardware pieces are incompatible with it just yet, and some features are off-putting rather than appealing.
Macos Sierra Install Update And Uninstall Apps Apple Supported
In any case, you don’t have to endure Sierra if for whatever reason you don’t feel like it at this point. Follow our guide on how to downgrade macOS Sierra and familiar OS X and wait for another update (or don’t).
How to remove macOS Sierra and go back to OS X 10.11
IMPORTANT: Do not proceed before you have this guide opened on some other device or printed out! If you want to reinstall El Capitan to the very Mac you’re reading this on right now, please make sure to have this page opened anywhere else or even print out the instructions. We’ve prepared a full tutorial on how to remove macOS Sierra from your Mac and revert back to El Capitan OS.
Step 1: Keep your files backed up
First, let’s figure out how to reinstall macOS without losing data. While you downgrade your Mac, it will be cleansed from the files you’ve worked on since you’ve installed Sierra. If you still need them, you should back them up.
To begin with, make sure you’re backing up the files you actually need, not some old trashy stuff that you’d be better off without. You can make use of a Mac cleaner to get rid of the files you no longer need. An app like CleanMyMac X is a good fit for the job. After you download and install it, look in the left-hand menu for the Large & Old files tab. Run the scan to find stuff on your Mac you might want to get rid of quickly. Reddit.com most secure safe private browser for mac os x. Now you can move the rest of them to an external drive or cloud storage, like DropBox or iCloud.
![Uninstall Uninstall](/uploads/1/3/3/2/133278765/315359047.jpg)
Also, it’s vital to have a Time Machine backup for all your files before you proceed. This is a general Mac backup and you can restore all your files by the end of the reinstallation process. You can find it in Settings -> Time Machine.
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Step 2: Make an OS X El Capitan installer into a bootable drive
Before you proceed directly to macOS downgrade, you’ll need OS X El Capitan installer ready for launch. For this purpose you’ll need a bootable flash drive (USB) with El Capitan on it. When you create it, you can then erase the operation system you’ve got now (Sierra) and install El Capitan, but it must be specifically a bootable installer on drive, not just an file on the USB stick. Otherwise you won’t be able to choose it for installation. No worries, it’s not too hard to create, just stick to the steps below:
- Find an external drive (a thumb drive will do) with at least 8GB of storage space.
- Download El Capitan installer file (Install El Capitan.app) from the App Store and put it into the Applications folder.
- Open Terminal and paste this into Terminal window: sudo /Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install OS X El Capitan.app --nointeraction
- Enter admin password when asked.
![Macos sierra install update and uninstall apps apple support mac Macos sierra install update and uninstall apps apple support mac](/uploads/1/3/3/2/133278765/615931571.jpg)
Wait for about half an hour till it’s ready. In the end, you will see: Copy Complete. And finally, Done. This means you’re all set.
Step 3: Erase macOS Sierra out of your sight
Once your bootable installer is ready to roll, time to delete macOS Sierra. Free video converter for mac from website. The following list shows you the easiest way to completely remove macOS Sierra from your Mac, so there is no coming back after you’ve gone all the way. Make sure you’ve kept all precautions, like you have the rest of this page on a separate device and your files are safely backed up or moved to the cloud storage.
Sure, you’re ready to move on? Then go.
- Make sure you’ve got internet connection.
- Restart Mac (Apple icon -> Restart).
- Press and hold Command+R right after the startup until Mac makes that specific reboot noise.
- Open Disk Utility, you can see it in the Utilities selector.
- Click Continue.
- You can see the list of disks, find your Startup Disk among them and choose it.
- Find the Erase tab in the top. Name the file you want erased (for instance macOS Sierra).
- Choose Mac OS Extended (Journaled) from the list.
- Hit Erase.
When the process of erasing Sierra is complete, you can open the main menu in the upper left corner and simply quit Disk Utility. You won’t need it anymore. Quitting will bring you back to the OS X Utilities selector and our reinstallation journey continues from there.
Step 4: Install OS X El Capitan back on your Mac
Finally, after you’ve erased something, you have to install something back. With the bootable drive it’s more than easy, just a couple of clicks. Download slender the arrival mac. However, not as fast.
- First, in your OS X Utilities selector, find and choose Reinstall OS X.
- When you see El Capitan installation, just click continue and then click through the license agreement.
- From then, follow the usual installation flow. Let it finish and let it reboot.
IMPORTANT: there is a possibility, that you’ll be able to download an earlier version of OS X, probably the one that was on your Mac when you bought it. In this case, finish the installation and then go to the Mac App Store to upgrade to El Capitan.
Step 5: Retrieve your files from El Capitan backup
As we mentioned before, a Time Machine backup is not exactly an option, it’s more of a necessity when it comes to getting your files back. Here’s how to do it:
- Restart Mac.
- Press and keep Command+R through the whole reboot.
- In the OS X Utilities selector, select Restore from Time Machine Backup.
- Press Continue (twice).
- Select the Backup source (time to recall where your backup is stored).
- Continue.
- Select OS X El Capitan backup on the drive (the most recent one).
- Continue.
Your data will be restored and then your Mac will reboot. It might take a while, so be prepared to wait. Average restoring time mainly depends on the size of your backup.