Once the Mac App Store finally quits, go ahead and restart the store. Select macOS High Sierra and start the download again. If you still have problems, quit the Mac App Store (using force quit, if needed), and then restart your Mac. Return to the Mac App Store and try again. Freeze During Installation. The new Find My app combines Find My iPhone and Find My Friends into a single, easy-to-use app that’s now available on the Mac. Use it to locate your friends and family, share your location, and find missing devices—even if they’re offline. Until High Sierra my macOS system has been super stable. But since the upgrade I am having periodic crashes were the system hangs and just freezes. Apps go into Spin, Mail usually disappears. I have to force reboot. There is no crash log to lead the way. I am stumped. I have used the release.
Check compatibility
You can upgrade to macOS Sierra from OS X Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB 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
Dec 12, 2016. Note that in older versions of Mac OS you need to hold down the OPTION key rather than the SHIFT key. How to Show /Library Folder in MacOS Mojave, High Sierra, Sierra. If you access user /Library often you might want to just enable it permanently as a visible folder in the user home directory. ITunes mac os high Sierra 10.13.6 Sound is slow and broken but quicktime is very good. (in fact it’s in that state right now — I’m using the external display to type this). Curiously, when I got this Mac from the owner, only the 10.13.6 update was pending. How to Use the iTunes Remote App to Control Your Music Library on a Mac. Fix Mail.app crashing in macOS High Sierra – remove and rebuild Envelope Index files. Turns out that after the OS upgrade, the Mail.app indexes were broken and causing it to crash. Time to rebuild them. Because my Mac OS is high sierra version 10.13.6 (17G65) However, I didn’t.
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 Sierra, the installer will let you know.
Make a backup
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 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 Sierra, use this link: Download macOS Sierra. A file named InstallOS.dmg will download to your Mac.
Install the macOS installer
Mac Os Sierra Upgrade Mail Library Hung 2016
Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallOS.pkg.
Follow the onscreen instructions, which will guide you through the steps necessary to install.
Begin installation
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install macOS Sierra.
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.
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 macOS Sierra, you might be able to install the previous version, OS X El Capitan.
- macOS 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.
macOS installation problem happens all the time. After downloading the macOS installer, you try to install the macOS Catalina/Mojave, macOS Sierra or High Sierra but the installation get stuck. The progress bar has been stuck at 40% or something, showing: 'Installation is in progress. Calculating time remaining...'
If your macOS update also get stuck at 'Installation is in progress. Calculating time remaining...' Here shows you how to confirm if the installation is still going on and how to complete the update successfully.
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1.Check If the Install is Still Going on
Sometimes, it just takes a very long time for you MacBook or iMac to install the macOS Sierra or High Sierra update. So it doesn't necessarily mean that the macOS installation is frozen when the Mac stay at “20 minutes remaining” for two hours. And forcing restarting a Mac during OS installation may cause data loss. Therefore, before taking further action, press Command + L , which will open the log file and shows you if the installation is still going on and the amount of time left.
If you confirm that the installation is frozen, try the following methods to fix.
2. Force Restart Your Mac
Hold down the power button to power off the Mac. Then restart the Mac. After the Mac reboots, try to install the macOS Catalina, Mojave, High Sierra again.
If the installation get stuck when you try to update the Mac from Mac App Store, you may download macOS software from Apple website, which is the Combo updater which includes all the files required to update the macOS.
3. Install macOS in Safe Mode
Another way to install Catalina, Mojave, Sierra or High Sierra successfully is to install the macOS in safe mode. To get your Mac into Safe mode:
As you Mac start up, hold down the Shift key until the Apple logo appears.When you Mac is in Safe mode, go to App Store and get the High Sierra update.
4. Reset the NVRAM
If the Sierra or High Sierra installation is still won't complete in Safe mode, you can try to reset the NVRAM. NVRAM is a memory section on your Mac that store data like volume settings, screen resolution.
To reset the NVRAM on Mac, restart Mac and hold down Command + Option + P + R.The Mac will restart with options in NVRAM resetting. Now try to update your Mac.
5. Reinstall macOS in Recovery Mode
This will help you to install macOS Sierra or High Sierra and newer versions, without data loss.
Restart your mac and hold down the Command + R to boot your Mac into Recovery mode.
Click Disk Utility and choose First Aid for your startup drive.
Restart the Mac again when this time, press Command + Option + R to get your Mac in Internet Recovery mode.
Choose Install a new copy of MAC OS and wait for the installation to complete.
If you have a Time Machine backup, restore your Mac from the backup in Recovery mode. After the restoration, try to install the macOS again.
6. Clean Install from External Drive
If none of the above methods work for your Mac, you can try to clean install the macOS Sierra or High Sierra from external drive. Here is the complete guide of how to clean install macOS High Sierra on Mac.
Mac Os Sierra Upgrade Mail Library Hung Windows
7. Recover Mac Files When Catalina/Mojave/High Sierra Installation Is Stuck
After fixing the frozen macOS installation issue, you may found some files missing on your Mac. If so, you can use FonePaw Data Recovery to recover the deleted data from Mac. The program can restore the missing documents, photos and more from hard drive, SD card, USB drive on Mac and Windows PC. Download the Mac version of FonePaw Data Recovery to have a try.
DownloadDownload
Step 1. Run the program.
Step 2. Select one or all categories: photos, videos, audio, documents, email or others. Then select the hard drive of your Mac. Click Scan.
Step 3. Once the scanning is stopped, you can view the deleted files and choose the needed one to recover to your Mac.
If the macOS installation on your Mac is still stuck or frozen, describe the problem below.
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