Title:
A Technical Guide to Downloading and Deploying the Microsoft .NET Framework 4.6.2 Offline Installer on Windows 7 Systems
Unlike the "Web Installer," which downloads files during the installation process, the Offline Installer is a standalone package.
This error usually indicates that the system cannot access the required files or there is corruption in the existing Windows Component Store.
Newer Versions: If you already have a later version (like 4.8) installed, the 4.6.2 installer may not proceed because later versions are already inclusive of 4.6.2 features. The .NET Framework 4.6.2 web installer for Windows