Extending wireless coverage is essential in larger spaces or areas with signal interference. TP-Link WiFi extenders rebroadcast the existing network to provide stronger connectivity. During network expansion, tp link wifi extender setup helps users configure the extender to work efficiently with their router. This setup involves selecting the correct network, entering credentials, and placing the extender in an optimal location. When completed properly, it reduces dead zones and improves internet performance for multiple devices across extended areas.