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This will upgrade your computer's operating system and will automatically reboot your computer. It will take 30-45 minutes to complete, during which time you will be unable to use the computer.
Step | What to Do | What It Looks Like | |
---|---|---|---|
1 | Close any open applications and save all your work. Connect your laptop to power and an Ethernet network connection. | ||
2 | After the download has completed, navigate to the file and double-click it to begin the installation. | Sample image of the downloaded file. | |
3 | The installation will begin immediately and can take up to 5-10 minutes to complete. | ||
4 | When complete, click OK to exit the installation. | Open the Self Service application. | How to Use the Self Service Application on Mac |
3 | Find the "Install macOS" application and click "Install" You will see either High Sierra or Mojave depending on which is compatible with your computer. | ||
4 | The installer will check if your computer already has the necessary files. If not, it will download them. This can take 5-10 minutes to download. Do not disconnect from power or Ethernet during this time. | ||
5 | Once it checks for the necessary files, the installation will begin and take several minutes to prepare your computer. | ||
6 | Your computer will reboot to complete the installation. After reboot, it will take 30-45 minutes to complete. Once complete, you will return to the computer's login screen. |