Yes, you can connect a fibre optic cable to a wireless router. As internet speeds continue to evolve, fiber optic broadband is becoming the gold standard for ultra-fast and reliable internet connections. In this guide, we'll walk you through how to. Fiber optic technology represents a revolutionary advancement in connectivity, transmitting data via pulses of light through thin strands of glass or plastic fibers. Many major ISPs, such as Verizon and Xfinity, offer fiber connections directly to your door, known as FttP or Fiber. Almost all types of routers available are compatible with these coaxial cables so it is unnecessary to switch to a device that works with fiber, however, it is recommended to upgrade to one that offers higher speeds.