Addressing Error Code 0x84B40000 During SQL Server 2012 Installation

Numerous approaches can rectify the error code 0x84B40000 during SQL Server 2012 installation. Consider these methods:

1. Validate system prerequisites: Ensure your computer aligns with the minimal requirements for SQL Server 2012, verifying the necessary hardware and software, including the operating system version, processor, memory, and storage space.
2. Suspend antivirus programs: Antivirus solutions may disrupt the setup process. Temporarily disable your antivirus software and attempt the installation once more.
3. Administer the installation with privileges: Right-click the setup executable and choose 'Run as administrator' to secure the required permissions for installing SQL Server.
4. Examine the installation medium: If using a DVD or USB for the setup, check that it is not compromised or corrupted. Try relocating the setup files to a different medium and initiate the setup anew.
5. Review installation logs: The log files can offer detailed insights into the error. Look into the log files located in the %ProgramFiles%\Microsoft SQL ServerH\Setup Bootstrap\Log directory for any specific error messages.
6. Remove previous SQL Server versions: If older SQL Server versions are present, they should be uninstalled to prevent conflicts during the installation of SQL Server 2012.
7. Update to the newest service pack: Confirm that the latest service pack is installed for your operating system, available for download on the Microsoft website.