Addressing Installation Error 0x84B40002 in SQL Server 2012

Explore various methods to rectify the error code 0x84B40002 during the installation of SQL Server 2012:

1. Verify system specifications: Confirm that your computer meets SQL Server 2012's minimum requirements, including operating system, CPU, RAM, and available storage.
2. Turn off antivirus programs: Antivirus applications may disrupt the setup process. Deactivate your antivirus software prior to the SQL Server 2012 installation.
3. Execute setup with admin rights: To guarantee adequate installation permissions, right-click the setup executable and choose 'Run as administrator'.
4. Inspect installation media: Ensure the integrity of your DVD or USB installation media. If suspect, copy the setup files to another location and attempt the installation anew.
5. Consult the installation log: For additional details on the error, review the log file in the %ProgramFiles%\Microsoft SQL ServerH\Setup Bootstrap\Log directory.
6. Remove former SQL Server versions: Prior to installing SQL Server 2012, uninstall any previous SQL Server installations.
7. Apply current updates: Update your system with the latest patches and service packs. Install any outstanding updates before proceeding with SQL Server 2012 installation.