Resolving SQL Server 2012 Setup Error 0x84B10001

There are a number of effective strategies to address the installation error 0x84B10001 for SQL Server 2012:

1. Verify system compatibility: Ensure your computer meets SQL Server 2012's minimum system requirements, including OS version, CPU, RAM, and available disk space.
2. Pause antivirus programs: Temporarily disable your antivirus as it might disrupt the installation process of SQL Server 2012.
3. Execute setup with admin rights: To install SQL Server 2012, right-click the setup executable and choose 'Run as administrator' to gain the necessary system permissions.
4. Update Windows: Ensure your operating system is fully updated by checking for and installing any available Windows updates before proceeding with the SQL Server 2012 installation.
5. Initiate a clean system start: To prevent software conflicts, perform a clean boot by configuring the System Configuration tool to a 'Selective startup' and deselect 'Load startup items', then reboot and attempt the installation once more.
6. Fix .NET Framework: The .NET Framework 3.5 SP1 or newer is required for SQL Server 2012. If the error 0x84B10001 appears, navigate to the Control Panel > Programs and Features > Turn Windows features on or off > .NET Framework 3.5 (includes .NET 2.0 and 3.0), and select 'Repair'.
7. Remove older SQL Server versions: Uninstall any prior versions of SQL Server to avoid installation conflicts or compatibility issues with SQL Server 2012.