Solving Error 0x80070643: Unsuccessful SQL Server 2019 Setup

Numerous strategies exist to rectify the installation error 0x80070643 for SQL Server 2019:

1. Verify system compatibility: Ensure your computer satisfies SQL Server 2019's essential requirements. Confirm the necessary hardware and software specs, such as OS version, CPU, RAM, and available storage.
2. Temporarily deactivate antivirus programs: Antivirus tools might disrupt the setup. Temporarily turn off your antivirus and attempt to install SQL Server 2019 once more.
3. Initiate setup with admin privileges: Right-click the SQL Server 2019 installer and choose 'Run as administrator' to provide all required permissions for a successful setup.
4. Update your Windows: Ensure your system is equipped with the most recent Windows updates. Navigate to Settings > Update & Security > Windows Update and search for new updates.
5. Remove earlier SQL Server versions: Prior to installing SQL Server 2019, uninstall any older SQL Server versions you might have.
6. Utilize SQL Server Installation Center: Employ the SQL Server Installation Center for installing SQL Server 2019. This utility will guide you through the setup and help minimize typical mistakes.
7. Review installation logs: Should the installation fail, consult the installation logs for any errors. These logs are located in the %ProgramFiles%\Microsoft SQL Serverh\Setup Bootstrap\Log directory.