Most original download links (MediaFire, Zippyshare, DevHost) from 2013 are dead. However, the Internet Archive and specialized retro customization subreddits have preserved some releases. Look for these exact filenames:
The "portable" version of this pack typically functions as a script or a self-contained patcher that replaces system icons in bulk. windows 7 icon pack by 2013 windows 81 portable
: If you choose to use it, run it only in a virtual machine or a secondary, non-sensitive system. Most original download links (MediaFire