How to resolve error code 1406: Setup unable to write to the registry key

Error code 1406 can arise during software installation or updates on your computer, indicating a problem with writing to a registry key. To fix this issue, follow these steps:

1. Execute the installer with administrative rights: Right-click the installer file and select 'Run as administrator' to grant the necessary permissions for registry access.
2. Temporarily disable antivirus protection: Antivirus programs might obstruct the installation by preventing registry modifications. Disable your antivirus software momentarily, then retry the installation.
3. Inspect registry key permissions: An error can occur if the registry key is set to read-only or if you lack the permissions needed to write to it. Right-click the registry key, choose 'Permissions,' and ensure your account has full control.
4. Apply a registry cleaning tool: If the registry key is corrupted, employing a registry cleaner could resolve the issue. Many reputable free registry cleaners are available online for scanning and fixing registry problems.
5. Seek assistance from the software provider: If none of the above steps work, contact the software provider for help. They might offer a solution or workaround for the error.