Fixing Error Code 0x800f081f During .NET Framework Installation on Windows 8.1

Follow these effective steps to address the .NET Framework installation error 0x800f081f on your Windows 8.1 system:

1. Update Windows: Ensure your Windows 8.1 is fully updated. Navigate to Settings > Update & Security > Windows Update and select 'Check for updates'.
2. Utilise the .NET Framework Repair Tool: Access the Microsoft-provided .NET Framework Repair Tool to resolve common setup problems. You can download and execute this tool directly from the Microsoft official site.
3. Manual Installation of .NET Framework: If previous methods fail, consider a manual installation. Obtain the .NET Framework setup file from the Microsoft portal and initiate the installation with administrator privileges.
4. Temporarily Disable Antivirus: Antivirus programs can occasionally disrupt the setup process. Temporarily deactivate your antivirus software and proceed with the .NET Framework installation.
5. Perform a Clean Boot: Conducting a clean boot might pinpoint and alleviate software conflicts that impede the setup. Refer to the Microsoft guide on how to execute a clean boot for detailed instructions.