Samsung R590 windows 7 drivers , samsung np-r590
the samsung support site is barely helpful, internet searches only offered fake links and there was one site that looked legitimate but the downloaded “driver files” were just deceptive marketing traps- i ended up installing useless sharewares.
Here are working windows 7 drivers for your samsung r590 or samsung np-r590. They may also work for your samsung r580.
Samsung r590 vga windows 7 (32 bit)
Samsung r590 vga windows 7 (64 bit)
Samsung r590 wireless lan wi-fi adapter windows 7