Net Framework 20 Offline Installer 64bit _verified_ -

(Note: Replace D: with the actual drive letter of your Windows media).

You have downloaded the x86 (32-bit) file version instead of the x64 version. net framework 20 offline installer 64bit

Perfect for secure, isolated environments, air-gapped laboratory computers, or remote sites lacking internet access. (Note: Replace D: with the actual drive letter

What specific (e.g., Windows 10, Windows 11, Windows Server) are you using? air-gapped laboratory computers