How to resolve error code 0x80070003: SQL Server 2016 installation issues

There are various ways to address the error code 0x80070003 encountered during the installation of SQL Server 2016:

1. Verify system requirements: Ensure that your system meets the basic requirements for SQL Server 2016. Confirm the hardware and software prerequisites, including the operating system version, processor, memory, and disk space.
2. Turn off antivirus software: Antivirus programs can disrupt the installation process. Temporarily disable your antivirus software and attempt to install SQL Server 2016 again.
3. Execute the installation as an administrator: Right-click on the SQL Server 2016 setup file and choose 'Run as administrator.' This action grants the installation process the required permissions to complete.
4. Inspect the installation media: If installing SQL Server 2016 from a DVD or USB drive, ensure the media is not damaged or corrupted. Try copying the installation files to another location and initiate the installation from there.
5. Clean the registry: Utilize a registry cleaner tool to eliminate any invalid or corrupted entries in the Windows registry. This can help resolve issues hindering the SQL Server 2016 installation.
6. Check the Windows Update service: Verify that the Windows Update service is active and current. SQL Server 2016 might need specific updates to be installed before it can be successfully set up.