: The Wifislax Official Site provides the most recent releases, including Wifislax64 3.4 and the latest development builds.

: Unless you are on ancient hardware, use Wifislax64 . It has much better driver support for modern USB WiFi adapters.

If you search for "wifislax 4151 iso download verified" on Google, you will find dozens of sites: SourceForge, Mega.nz, Mediafire, and obscure Spanish forums.