Solving SQL Server 2012 Setup Error 0x84B30002

If you're encountering error code 0x84B30002 during SQL Server 2012 installation, consider the following strategies:

1. Verify system compatibility: Ensure your computer meets SQL Server 2012's minimum requirements. Confirm your operating system, CPU, RAM, and available storage.
2. Pause antivirus functions: Temporarily disable antivirus software to avoid conflicts during the SQL Server 2012 installation process.
3. Execute setup with admin rights: To initiate the installation, right-click the setup file and choose 'Run as administrator' for appropriate permissions.
4. Inspect your installation medium: Ensure the integrity of your DVD or USB. If issues arise, copy the setup files to another location and attempt the installation again.
5. Review the installation logs: For detailed error insights, consult the installation log files found in the %ProgramFiles%\Microsoft SQL ServerH\Setup Bootstrap\Log directory.
6. Remove previous SQL Server versions: Uninstall any earlier SQL Server installations before attempting a new installation.
7. Update your operating system: Installing the latest service pack for your operating system can resolve compatibility issues.