Microsoft officially ended support for FrontPage in 2006. It was never designed for Windows 10, especially 64-bit systems.
You can try installing it in Windows 10 using compatibility mode (Windows XP SP2), but expect bugs and missing features. microsoft frontpage free download for windows 10 64 bit
If you're searching for "Microsoft FrontPage free download for Windows 10 64-bit," you're likely a web designer who remembers this classic WYSIWYG HTML editor. Here's the reality check. Microsoft officially ended support for FrontPage in 2006