If redirected, change your browser’s user agent to "Windows 7" or use HeiDoc’s tool. Never download an ISO from a random forum or torrent site promising a "windows 81 download 64 bit media creation tool link" – that is a fast track to malware.
However, : Without security updates, connecting Windows 8.1 to the internet is risky. Use it only offline or behind a strong hardware firewall. windows+81+download+64+bit+media+creation+tool+link
: Under the "Select edition" dropdown, choose Windows 8.1 . Note that this single ISO typically includes both Pro and Home editions; your product key determines which version installs. If redirected, change your browser’s user agent to