Neural interface technology is an emerging field that connects the human nervous system with electronic devices to enable communication between the brain and computers. Researchers continue to explore its applications in healthcare, assistive technology, rehabilitation, and scientific research. While many developments are still in progress, this technology has the potential to improve the quality of life for people with neurological conditions and disabilities. At the same time, important discussions about safety, privacy, ethics, and accessibility remain essential. This guide explains the basics of neural interface technology, its current uses, and the future possibilities it may offer in different fields.