Resolving Error Code 0x800f081f: Failed .NET Framework Installation on Windows 8

To address the error code 0x800f081f during the .NET Framework setup in Windows 8, follow these detailed steps:

1. Update your system: Ensure that your Windows 8 is current by checking for the latest system updates. Navigate to Settings > Update & Security > Windows Update, and select Check for updates.
2. Utilise the .NET Framework Repair Tool: Obtain and run the .NET Framework Repair Tool directly from Microsoft's official website to address installation problems.
3. Manual installation of .NET Framework: Should the previous measures fail, consider a manual installation. Obtain the .NET Framework setup from Microsoft's site and execute it with administrative privileges.
4. Temporarily disable antivirus: Antivirus programs can occasionally disrupt the installation. Temporarily disable your antivirus and try installing the .NET Framework once more.
5. Perform a clean boot: Initiating a clean boot might help detect and solve conflicts that hinder the .NET Framework installation. Refer to Microsoft's guide on performing a clean boot for detailed instructions.