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How long does it take to upgrade to High Sierra from El Capitan?

Author

Ava White

Updated on March 13, 2026

How long does it take to upgrade to High Sierra from El Capitan?

Here's How Long the macOS High Sierra Update Takes
TaskTime
Backup to Time Machine (Optional)5 minutes to a day
macOS High Sierra Download20 minutes to an 1 hour
macOS High Sierra Installation Time20 to 50 minutes
Total macOS High Sierra Update Time45 minutes to an hour and 50 minutes

Subsequently, one may also ask, can I upgrade from El Capitan to High Sierra?

If you have macOS Sierra (the current macOS version), you can upgrade straight to High Sierra without doing any other software installations. If you are running Lion (version 10.7. 5), Mountain Lion, Mavericks, Yosemite, or El Capitan, you can upgrade directly from one of those versions to Sierra.

One may also ask, why is Mac update taking so long? Sometimes updating the software on a Mac can take a Very. Long. Sometimes updates can take 16 hours or more - especially on the days when Apple releases a new version of its Mac operating system. Remember, the progress bar you see during installation is just a best guess at how long it will take.

Also, does updating to High Sierra delete everything?

Don't worry, it won't affect your files, data, apps, user settings, etc. Only a fresh copy of macOS High Sierra will be installed on your Mac again. A clean install will delete everything associated with your profile, all your files and documents, while the reinstall will not.

How long will high sierra be supported?

Support Ending November 30, 2020High Sierra was replaced by 10.14 Mojave, and the latest version,10.15 Catalina. As a result, we are phasing out software support for all computers running macOS 10.13 High Sierra and will end support on November 30th, 2020.

Is El Capitan better than High Sierra?

To sum it up, if you have a late 2009 Mac, Sierra is a go. It's fast, it has Siri, it can keep your old stuff in iCloud. It's a solid, safe macOS that looks like a good but minor improvement over El Capitan.

System Requirements.

El CapitanSierra
Hard Drive space8.8 GB of free storage8.8 GB of free storage

How long does it take to upgrade from El Capitan to High Sierra?

Here's How Long the macOS High Sierra Update Takes
TaskTime
Backup to Time Machine (Optional)5 minutes to a day
macOS High Sierra Download20 minutes to an 1 hour
macOS High Sierra Installation Time20 to 50 minutes
Total macOS High Sierra Update Time45 minutes to an hour and 50 minutes

Should I update from El Capitan to Sierra?

If your Mac is less than a few years old and you're pretty invested in Apple's ecosystem, then it's a no-brainer to upgrade to Sierra right now. The upgrade process is smooth, the changes are minimal enough that they won't affect anyone's workflow, and in general, the new features all good for everyone.

Is El Capitan or High Sierra newer?

The El Capitan works with fine especially when you have more than enough disk space that is about 10% or higher. On the other hand, the macOS Sierra runs better and faster on new Mac devices. Plus, it looks snappier maybe because it's a new system that appears cleaner.

Is Mojave better than High Sierra?

MacOS Mojave is better than High Sierra in many ways. Apple releases update for iPhone and Mac after a specific time interval. Recently, at 2018 Worldwide Developers Conference in June, Apple announced the latest update Mac OS 10.14 called Mojave for Mac.

What update comes after El Capitan?

In keeping with Apple's release cycle, macOS 10.11 El Capitan is no longer receiving security updates as of August 2018. El Capitan was replaced by Sierra 10.12, High Sierra 10.13 and the current release, macOS 10.14 Mojave.

Should I upgrade from El Capitan?

If you have a computer running El Capitan still I highly recommend you upgrade to a newer version if possible, or retire your computer if it cannot be upgraded. As security holes are found, Apple will no longer patch El Capitan. For most people, I would suggest upgrading to macOS Mojave if your Mac supports it.

Will I lose data if I upgrade Mac OS?

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.

Do I need to backup Mac before upgrade?

So yes, you should backup before updating whether you actually need to or not. But really, you should be backing up every day using Time Machine. If you are doing that you don't need to worry about backing up before updating because the backup will already be done.

Does System Update delete files?

No, they won't get deleted as long as you don't tell you to factory reset. If you're upgrading from stock to stock (or custom to custom for that matter), you're pretty safe with your data, and unlikely to lose anything.

Will installing macOS Sierra delete my files?

Over the air (OTA) method of installing macOS Sierra is the best route to take if you don't want to deal with any sort of fuss. Furthermore, you do not lose your files or settings, and everything is kept in tact when you're done with the installation process.

Is Sierra better than High Sierra?

High Sierra, of course, the latest version is way better as it features an improved file system. After quite some time, Mac was using the System 8 to smooth run our documents and directories however during the announcement at the WWDC, a new file system (APFS) will be coming.

Will installing a new Mac OS delete everything?

Technically speaking, simple reinstalling macOS won't erase your disk either delete files. You probably don't need to erase, unless you're selling or giving away your Mac or having an issue that requires you to wipe.

Is macOS High Sierra still available?

Yes, Mac OS High Sierra is still available to download. I can also be downloaded as an update from the Mac App Store and as an installation file. Compatibility is very similar to Mac OS Sierra and requires a Mac from late 2009. There are newer versions of the OS available too, with a security update for 10.13.

What do I do if my Mac is stuck updating?

Refresh the Update
Hold down the power button and wait for about 30 seconds. When the Mac is completely off, press and hold the power button again. Now, the update should resume. Press Command + L again to see if macOS is still installing.

Is Catalina good Mac?

The Bottom Line. Catalina, the latest version of macOS, offers beefed-up security, solid performance, the ability to use an iPad as a second screen, and many smaller enhancements. It also ends 32-bit app support, so check your apps before you upgrade.

What is wrong with Catalina?

With the launch of Catalina, 32-bit apps no longer function. That has resulted in some understandably messy problems. For instance, legacy versions of Adobe products like Photoshop use some 32-bit licensing components and installers, meaning they won't work after you upgrade.

Is my Mac too old to update?

Mac updates its macOS (previously Mac OS X) desktop and laptop operating system once a year, like clockwork, bringing new features and improvements. That's all very well, but the latest version of MacOS, known as Catalina, won't run on any Mac older than 2012, and in the case of the Mac Pro, late 2013.

Is it worth upgrading to macOS Catalina?

There's a host of significant new accessibility features. And perhaps the biggest change: 32-bit legacy apps are no longer supported, which could be disruptive if you rely on older software. As with all recent versions of macOS, Catalina is a free upgrade -- so it's not a question of value.

How long can a Mac update take?

How Long the macOS Mojave Update Takes (10.14. 6)
TaskTime
Backup to Time Machine (Optional)5 minutes to a day
macOS Mojave Download10 minutes to an 1 hour
macOS Mojave Installation Time20 to 50 minutes
Total macOS Mojave Update Time30 minutes to an hour and 50 minutes

How long does it take to update Mac to Catalina?

about 20 to 50 minutes

How long should a Mac software update take?

6. If you're prepared the upgrade should go smoothly and it won't take too long to install on your Macbook, MacBook Air, iMac, MacBook Pro or Mac Pro.

How Long the macOS Mojave Update Takes (10.14. 6)

TaskTime
macOS Mojave Installation Time20 to 50 minutes
Total macOS Mojave Update Time30 minutes to an hour and 50 minutes

Why don't I have a software update on my Mac?

If you don't see a “Software Update” option in the System Preferences window, you have macOS 10.13 or earlier installed. You must apply operating system updates via the Mac App Store. Launch the App Store from the dock and click on the “Updates” tab. You may need to restart your Mac for the update to take effect.

Why can't Catalina be installed on my Mac?

In most cases, macOS Catalina cannot be installed on Macintosh HD, because it doesn't have enough disk space. If you install Catalina on top of your current operating system, the computer will keep all the files and still need free space for Catalina.

How do I upgrade my High Sierra 2020?

How to upgrade to macOS High Sierra
  1. Check compatibility. You can upgrade to macOS High Sierra from OS X Mountain Lion or later on any of the following Mac models.
  2. Make a backup. Before installing any upgrade, it's a good idea to back up your Mac.
  3. Get connected.
  4. Download macOS High Sierra.
  5. Begin installation.
  6. Allow installation to complete.

What operating system comes after High Sierra?

Releases
VersionCodenameKernel
OS X 10.11El Capitan64-bit
macOS 10.12Sierra
macOS 10.13High Sierra
macOS 10.14Mojave

Is High Sierra still good?

High Sierra is far from Apple's most exciting macOS update. But macOS is in good shape as a whole. It's a solid, stable, functioning operating system, and Apple is setting it up to be in good shape for years to come. There are still a ton of places that need improvement — especially when it comes to Apple's own apps.

How Old Is High Sierra OS?

Version 10.13: "High Sierra"
macOS High Sierra was announced on June 5, 2017, during the WWDC keynote speech. It was released on September 25, 2017.

Which Mac operating systems are still supported?

Which versions of macOS does your Mac support?
  • Mountain Lion OS X 10.8.x.
  • Mavericks OS X 10.9.x.
  • Yosemite OS X 10.10.x.
  • El Capitan OS X 10.11.x.
  • Sierra macOS 10.12.x.
  • High Sierra macOS 10.13.x.
  • Mojave OS X 10.14.x.
  • Catalina OS X 10.15.x.

What is the best Mac OS version?

1 - BEST VERSION EVER
As of November 2019, the best version of Mac OS X ever and with no doubt is MacOS 10.14. x also known as MacOS Mojave. During development, it was purposely codenamed Liberty by Apple for a reason.

What Mac operating systems are still supported?

Which Mac operating systems are compatible?
  • macOS Catalina.
  • macOS Mojave.
  • macOS High Sierra.
  • macOS Sierra.
  • OS X El Capitan.
  • OS X Yosemite.
  • OS X Mavericks.
  • OS X Mountain Lion.

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