How to Download and Install macOS 10.13.3 Beta 1 to Your Mac

Published On: , by MacSoftAdmin

macOS High Sierra has promised that this coming fall there will be loads of great features that app creators can work with in creating their apps. Apple also is bringing out initial beta software because they want app manufacturers to produce apps that will work well when the finished operating system is finally unraveled to the public.

Usually, Apple provides updates to iOS, watchOS, tvOS, and macOS as closed developer previews or public betas for its iPhone, iPad, Apple TV and Mac except for the Apple Watch which has no public beta. Though these betas come with recent characteristics but also present testing bugs that can stop your devices from working the normal way. Sometimes, these bugs can allow virus attack which can cause permanent damage to your device. They are actually not supposed to be used daily on a primary device. If you truly want to keep your device at its best then wait till the finished edition is launched.

Always remember to backup your Mac

One rule to always carry at the back of your mind is ensuring your Mac is backed up. Usually, the entire process from download to the installation is quick and simple. Also note anytime an alteration is made to your computer, there is always the chance of a problem. So it is better to be on the safe path. Always ensure you backup and have all your data saved. Below are the steps to how you can backup your system.

  1. First, you need to connect to an external source where you can backup your files to. There is the hard disk, FireWire, Thunderbolt cable and Time Capsule with a USB. Any of these can serve the purpose.
  2. Check to find the Apple icon which should be on the upper left corner, then click on it.
  3. On the drop-down menu find the system preferences and select it.
  4. Now pick the Time Machine from the System Preferences window
  5. The slider has to be turned on.
  6. Chose the disk you like to use and click on Select Backup Disc.

Time Machine will format the hard drive for backups and begin under two minutes.

Steps in downloading the developer beta

Getting the latest beta is quite easy, more like you visiting the Apple’s developer portal

  1. Visit on your Mac.
  2. Tap on the Develop tab.
  3. Tap on the Downloads tab.
  4. Now sign into your developer account.
  5. Scroll down and get to the download button for macOS 10.13. Click on it and the file will be downloaded.
  6. Open downloads window and click the downloaded file access utility to open.
  7. Double-click on the file to run the installer. On successful completion, you will be automatically redirected to apps store update page. Click on update, after which developer beta will be downloaded and installed. The system will automatically restart itself at the end of the operation.
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Normally, the developer beta should be present in the lists of updates but if it’s not, then you will have to restart the system. Go to the app store and click on updates. This might take a bit of time depending on the size. Check the status on the update tab.


When the download is completed, a prompt will appear requesting automatic installation of the software.

  1. Click on Continue.
  2. Tick the box to agree to Apple’s terms and conditions.
  3. Click on Install.
  4. Follow the instructions to install macOS High Sierra. Rebooting will ensure the installation of High Sierra and a black screen carrying the Apple logo and a progress bar. Now sit and wait for the process to run through completion.

How to install the macOS High Sierra beta on a partition

To prevent your data from corruption by a beta operating system you can partition your hard drive to run macOS High Sierra in tandem with your present operating system.

  1. Create a partition on your Mac if you haven’t already done so.
  2. Select Continue when the download is finished and ready to install.
  3. Agree to the terms.
  4. Click Agree to confirm that you have read the terms.
  5. Select Show All Disks to switch from your main partition.
  6. Select the partition you wish to install the software on.
  7. Click Install.

You will have the chance to transfer information from your present OS through the installation helper, or chose a totally fresh installation from the scratch.

How to get started with the macOS High Sierra developer beta

Once your Mac reboots, you’ll be set up with macOS High Sierra. You’ll have to follow a couple of steps to get started.

  1. Click on Continue.
  2. Sign in with your Apple ID and password. iCloud will sync your desktop and other files.
  3. Click on Get Started.

You’ll be directed to your Home screen and it’s time to dig around to find interesting features.