This article covers error codes users may receive when trying to install Sophos Home on Windows, and how to resolve them.
| Error message | Image | What does it mean | How to fix it |
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PC not up to date This PC does not have the latest Windows updates. Update your PC and re-run this installer. |
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To ensure security and stability, Sophos Home must be installed on updated stable version of Windows. | Run Windows Update and re-install |
| There was a problem -An internet connection is required to Install Sophos Home | This message appears when trying to install Sophos Home on an ARM processor computer. | Sophos Home does not support Windows ARM: Windows ARM computers |
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Incompatible hardware This PC's processor is not supported. |
This message appears when trying to install Sophos Home Trial on an ARM processor computer. | Sophos Home does not support Windows ARM: Windows ARM computers |
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| Sophos Home - Installation Unsuccessful - Failed to register with the Sophos server | 1- An extended characters (such as å, ä, ö, ü, ë, etc.) is present in the computer name. 2- You have reached the maximum number of registered computers under your Sophos Home account. |
Follow this article: Installation Unsuccessful - Failed to register with the Sophos server | |
| Error Code 30 during the extracting files step of installation |
This error can occur due to several reasons: An incomplete or corrupted download |
Follow this article: Error Code 30 during the extracting files step of installation | |
| Installer fails on Windows S mode | The Sophos Home installer may not run due to Windows app settings or if your system is in "S" mode. | Follow this article S Mode steps KBA | |
| Installation Unsuccessful - Sophos Home could not be installed because Sophos products have already been installed on this computer. | - Not available- | This issue is caused by a stopped Windows Security Center service. The Windows Security Center service must be started for the Sophos Home installer to continue. | Follow this article: Sophos Home incorrectly detects previously installed Sophos products |
| Installation is almost Complete message appears at the end of installation | The installer is unable to connect to the Sophos Home servers to complete the registration process. This is caused by Internet connectivity issues. | Follow this article: Installation is almost Complete message appears at the end of installation | |
| Unable to Proceed -This computer is not running a supported operating system | This message is received when trying to install Sophos Home on an unsupported operating system. |
Follow this article: Unable to Proceed -This computer is not running a supported operating system |
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Unsupported operating system Sophos Home does not support this version of Windows |
Sophos Home minimally requires running Operating Systems that are still receiving vendor security updates. In rare cases, Sophos may retire support for a specific OS at an earlier/later date if needed. Please find more details here Sophos Home Operating System Support Policy |
More information: |
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| Sophos Home cannot be installed until your computer is restarted |
This error usually appears due to a pending reboot flag in the Windows Registry. Typically, a reboot should clear the error. It may also be caused by leftovers from previous installations. or by trying to install Sophos Home on an outdated OS. |
Follow this article: |
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| Legacy SAV Detection | This is highly unlikely to appear, as SAV Legacy is no longer available- No image available. | There are leftover processes, items from an old installation of Sophos | Follow this article Run Zap uninstaller tool |
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There was an unknown error during the installation Unknown error |
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This message indicates that the Windows OS permissions are not properly set up. |
See Appendix section below |
Appendix
All or some of the following required privileges are missing in you Windows installation: (this list includes what each privilege is used for)
SeShutdownPrivilege: Shut down the system
SeBackupPrivilege: Backup files and directories
SeRestorePrivilege: Restore files and directories
SeTakeOwnershipPrivilege: Take ownership of files or other objects
SeSecurityPrivilege: Manage auditing and security log
You must assign these privileges in the Local Security Policy console, expand "Local Policies" and click on "User Rights Assignment."
Configure security policy settings