Brother printer encountering Wi-Fi connectivity issues. Despite being on the same network, the printer is unable to establish a connection. Potential causes include incorrect Wi-Fi credentials, signal interference, outdated printer firmware, or router settings. Troubleshooting involves verifying Wi-Fi password accuracy, relocating the printer closer to the router, updating printer firmware, and adjusting router settings (firewall, security protocol). If the issue persists, contact Brother support or check online forums for the solutions recommended. Smooth wireless communication between printer and network is crucial for a seamless printing experience; resolving connectivity hiccups ensures efficient functionality.