If your Mac crashes or becomes unresponsive while installing macOS Sierra, then there are a few things you can try to fix the problem. … Boot your Mac into Safe mode, then try installing macOS Sierra again. It might also be worth switching from a Wi-Fi connection to a wired connection before you download and install.
Can I still download macOS Sierra?
MacOS Sierra is available as a free update via the Mac App Store. To get it, open the Mac App Store and click the Updates tab. MacOS Sierra should be listed at the top. Click the Update button to download the update.
How do you fix macOS could not be installed?
How to Fix the ‘macOS Could Not Be Installed’ Error
- Restart and try the installation again. …
- Check the Date & Time setting. …
- Free up space. …
- Delete the installer. …
- Reset the NVRAM. …
- Restore from a backup. …
- Run Disk First Aid.
Why won’t my Mac update install?
There are several reasons you might be unable to update your Mac. However, the most common reason is a lack of storage space. Your Mac needs to have enough free space to download the new update files before it can install them. Aim to keep 15–20GB of free storage on your Mac for installing updates.
How do I install macOS Sierra?
Here’s how to download and install macOS Sierra:
- Go to this link (or through the App Store) to get to the download page.
- Click “Download” and wait while it downloads. …
- Click Continue in the macOS installer.
- Agree to the terms and conditions.
- Click Agree in the pop-up box.
- Click Install when it shows your boot drive.
Is my Mac too old to update?
Apple said that would run happily on a late 2009 or later MacBook or iMac, or a 2010 or later MacBook Air, MacBook Pro, Mac mini or Mac Pro. … This means that if your Mac is older than 2012 it won’t officially be able to run Catalina or Mojave.
How do I upgrade my macOS to Sierra 10.13 6?
How to install the macOS High Sierra 10.13. 6 update
- Click on the menu, select About this Mac, and then in the Overview section, click the Software Updatebutton. …
- In the App Store app, click on Updates at the top of the app.
- An entry for “macOS High Sierra 10.13. …
- Click on the Update button to the right of the entry.
Can I install macOS in safe mode?
Install in safe mode
Turn on your Mac and continue to press and hold the power button until you see the startup options window. Select your startup disk, then press and hold the Shift key while clicking “Continue in Safe Mode.” Log in to your Mac. You might be asked to log in again.
How do you force a Mac to update?
Update macOS on Mac
- From the Apple menu in the corner of your screen, choose System Preferences.
- Click Software Update.
- Click Update Now or Upgrade Now: Update Now installs the latest updates for the currently installed version. Learn about macOS Big Sur updates, for example.
What do I do if my Mac won’t update?
If you’re positive that the Mac isn’t still working on updating your software then run through the following steps:
- Shut down, wait a few seconds, then restart your Mac. …
- Go to System Preferences > Software Update. …
- Check the Log screen to see if files are being installed. …
- Try installing the Combo update. …
- Reset the NVRAM.
How do I update my Mac when it says no updates available?
Click Updates in the App Store toolbar.
- Use the Update buttons to download and install any updates listed.
- When the App Store shows no more updates, the installed version of MacOS and all of its apps are up-to-date.
How do I reinstall OSX Sierra from USB?
The Easy Option: Disk Creator
- Download the macOS Sierra installer and Disk Creator.
- Insert an 8GB (or larger) flash drive. …
- Open Disc Creator and click the “Select the OS X Installer” button.
- Find the Sierra installer file. …
- Select your flash drive from the drop-down menu.
- Click “Create Installer.”
How do I reinstall OSX High Sierra from USB?
Create a bootable macOS installer
- Download macOS High Sierra from the App Store. …
- When it’s finished, the installer will launch. …
- Plug in the USB stick and launch Disk Utilities. …
- Click the Erase tab and make sure Mac OS Extended (Journaled) is selected in the format tab.
- Give the USB stick a name, then click Erase.
How do I download the High Sierra installer?
How to Download the Full “Install macOS High Sierra. app” Application
- Go to dosdude1.com here and download the High Sierra patcher application*
- Launch “MacOS High Sierra Patcher” and ignore everything about patching, instead pull down the “Tools” menu and choose “Download MacOS High Sierra”