How to fix error code 0x800f081f: .NET Framework installation failure in Windows 10

Discover multiple solutions for resolving error code 0x800f081f during .NET Framework installation on Windows 10:

1. Utilize the DISM tool: Launch Command Prompt as an administrator and enter: DISM /Online /Cleanup-Image /RestoreHealth. This will scan and repair corrupted system files causing the error.
2. Employ the System File Checker (SFC) tool: Open Command Prompt as an administrator and type: sfc /scannow. This will detect and repair any corrupted system files causing the error.
3. Manually install .NET Framework: Download the .NET Framework installer from Microsoft's website and perform the installation manually.
4. Temporarily disable antivirus software: Antivirus programs can sometimes interfere with .NET Framework installation. Disable your antivirus temporarily and attempt the installation again.
5. Conduct a clean boot: A clean boot can help identify software conflicts causing the error. Follow these steps to perform a clean boot:
   • Press Windows key + R to open the Run dialog.
   • Type msconfig and press Enter.
   • In the System Configuration window, navigate to the Services tab.
   • Check the box next to Hide all Microsoft services.
   • Click Disable all.
   • Switch to the Startup tab.
   • Select Open Task Manager.
   • Disable all startup items.
   • Close Task Manager and click OK in the System Configuration window.
   • Restart your computer and attempt the .NET Framework installation again.