How to Update macOS

Audience: End users
Applies to: All supported macOS versions
Last Updated: April 2026

Overview

This article provides step-by-step instructions for updating macOS to the latest available version. Keeping macOS up to date ensures your device remains secure, stable, and compatible with current applications.

Prerequisites

Before proceeding with a macOS update, ensure the following:

  • You have a stable internet connection
  • Your Mac is connected to a power source (for laptops)
  • You have administrator access to the device
  • You have sufficient free storage space (recommended: 20 GB or more)

Recommended: Back Up Your Data

Before installing updates, back up your Mac to prevent data loss.

  1. Connect an external storage device
  2. Navigate to System Settings → General → Time Machine
  3. Select Back Up Now

Procedure: Update macOS

Option 1: Using System Settings (Preferred Method)

  1. Click the Apple menu () in the top-left corner
  2. Select System Settings
  3. Click General
  4. Select Software Update
  5. Wait for the system to check for available updates
  6. Click one of the following:
    • Update Now (for minor updates)
    • Upgrade Now (for major macOS versions)
  7. Follow the on-screen prompts to complete installation

Note: Your Mac may restart multiple times during the update process.

Option 2: Using the App Store (Legacy Systems)

For older macOS versions:

  1. Open the App Store
  2. Search for the desired macOS version
  3. Click Get or Download
  4. Follow the installation prompts

Enable Automatic Updates (Optional)

To keep your Mac updated automatically:

  1. Go to System Settings → General → Software Update
  2. Click the info (i) icon next to Automatic Updates
  3. Enable the following options:
    • Check for updates
    • Download updates
    • Install macOS updates

Troubleshooting

Issue: Update Not Downloading

  • Verify internet connectivity
  • Restart the Mac and retry
  • Check Apple System Status for outages

Issue: Insufficient Storage

  • Remove unused applications
  • Transfer files to external storage
  • Empty Trash

Issue: Update Stuck or Frozen

  • Wait at least 30–60 minutes before taking action
  • Restart the Mac if no progress occurs
  • Retry the update in Safe Mode if necessary

Additional Notes

  • Do not power off your Mac during an update
  • Close all applications before starting the update
  • Schedule updates during non-business hours when possible

Related Articles

  • Backing Up Your Mac Using Time Machine
  • Freeing Up Storage Space on macOS
  • Troubleshooting macOS Performance Issues

Contact Support

🚨 Need Help?
If you experience issues updating your Mac:

🌐 Go to virginiaedhd.freshservice.com
Select Create
Then select Ticket
Submit your request with details about the issue