Dlinkap.local not connecting issue may arise from problems with your D-Link range extender setup. Troubleshoot by ensuring the extender is powered on and located within your router's range. Connect your device to the extender's Wi-Fi network and try accessing the URL in a web browser.
If unsuccessful, use the extender's default IP address, often Follow the setup instructions provided on the web page. If issues persist, get in touch with the experts for further assistance in resolving the connection problem.