This article covers error codes users may receive when trying to install Sophos Home on macOS, and how to resolve them.
| Error message | Screenshot | What does it mean | How to fix it |
| Insufficient disk space to install |  |
Free up space on your mac by removing files / programs. |
Review the minimum installation requirements here: Sophos Home system requirements Refer to https://support.apple.com/en-us/HT206996 for suggestions. |
| An incompatible product is installed |
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Another security program is preventing Sophos Home from installing. | Remove 3rd party antivirus, as well as previous/different versions of Sophos (including Sophos home older editions, or business editions of Sophos) before installing. Refer to: macOS third party removal help |
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Installation failed - Remove the software and re-install |
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This issue happens when Sophos Home detects another installation instance of Sophos Home or other Sophos anti-virus products and fails to cleanup its remnants. | Follow these instructions: Installation failed - Remove the software and re-install |
| Installation failed - Please upgrade your OS |  |
Your macOS version is not supported. |
Please refer to: |
| Installation failed - Insecure ownership or permissions detected |  |
macOS system folders are not set up to their default security values, and/or they are assigned to an incorrect system group |
Refer to: |
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Installation failed - The installation could not be completed due to network issues |
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This is an indicator of possible server side issues. |
If no problems are listed, download a new installer here |
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Installation failed - The Sophos installer Components folder may be damaged or corrupt. |
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The installer components did not properly download/are damaged. | Download a new installer and re-try the process. Download Sophos Home |
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Installation failed - The "Sophos Installer Components" folder is missing required files. |
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The installer did not properly download all its components and cannot proceed. | Download a new installer and re-try the process. Download Sophos Home |
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Installation failed - An error occurred installing Sophos Home |
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This is a generic error message that will required further investigation |
Recommended action: Unable to install/uninstall Sophos Home on Mac computers - Advanced users |
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Installation failed - We cannot install Sophos Home right now, try again in a few minutes |
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This message indicates a possible server overload, and it should resolve on its own after a few minutes. |
Re-run the installer after 5 mins. If the problem persists, check https://centralstatus.sophos.com/ for ongoing issues, as well as Sophos Home support's page. If no problems are listed, contact support for assistance.
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| Check internet connection |
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There is an issue with your internet connection/ability to reach the Sophos servers. |
Check your internet connection is up and running. Ensure Sophos domains/ports are added to your firewall exclusions (only applies if using anything other than default OS firewalls) Try using a hotspot/or a different network connection and re-try installing. |
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Registration failure - We cannot install Sophos Home right now |
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This message will appear for users who are re-installing Sophos Home , and have left overs from a previous installation. |
Option 1- Delete the Sophos folder located under Library/Application Support/Sophos
Option 2 - Run the advanced uninstaller Unable to install/uninstall Sophos Home on Mac computers - Advanced users
Once finished, restart your Mac and re-try installing Sophos Home |
