Troubleshooting Error Code 0x84B40000 During SQL Server 2012 Installation

If you encounter the error code 0x84B40000 while installing SQL Server 2012, consider the following solutions:

1. Verify system compatibility: Ensure your computer meets SQL Server 2012's minimum system requirements, including OS, CPU, RAM, and storage specifications.
2. Temporarily deactivate antivirus: Antivirus programs may disrupt the installation. Disable your antivirus temporarily and attempt the installation once more.
3. Execute setup as administrator: To guarantee appropriate permissions, right-click the installation file and choose 'Run as administrator'.
4. Inspect the installation medium: Ensure that the DVD or USB drive used for the installation is neither damaged nor corrupt. Alternatively, copy the setup files to another location and initiate the installation from there.
5. Review installation logs: For further details on the error, refer to the installation logs located in %ProgramFiles%\Microsoft SQL ServerH\Setup Bootstrap\Log.
6. Remove earlier SQL Server versions: Uninstall any previous SQL Server versions before installing SQL Server 2012 to avoid conflicts.
7. Update your operating system: Ensure that your operating system is up-to-date by installing the latest available service pack from the Microsoft website.