Run the offline installer:
Restart your computer if prompted.
Cause: You are missing the SHA-2 update (KB4474419). Fix: Download and install KB4474419 manually from the Microsoft Update Catalog, restart, then retry the .NET installer. net framework 4.7.2 windows 7 64 bit offline installer
A: That naming convention simply means "All architectures." The executable contains both 32-bit and 64-bit DLLs. It will detect your OS automatically. Run the offline installer: