For retail keys, entering your 25-character product key at the official Office setup page may still trigger a legitimate download of the installer. Why Choose the 64-Bit Version?
Windows 7, Windows 8, Windows 10, or Windows 11. Critical Warning: End of Support Microsoft office 2013 professional plus 64 bit download
The 64-bit version of Office 2013 is specifically designed for users handling massive datasets or complex graphical work. While the 32-bit version is often recommended for general compatibility, the offers significant advantages: For retail keys, entering your 25-character product key
Where is the Office Professional 2013 64 bit Installer - Microsoft Learn For retail keys