Hi, @David-TP My main router is AC1200 Wireless Dual Band Router, Model No. Archer C50. I'm attaching the photos to the reply. I hadn't changed anything on the settings until yesterday when it...

Hi, @David-TP Thanks for your answer and post. I followed what the post said, or I think I did. They started working again, and I was able to have a signal extension. But all of a sudden, the problem...

Hello, I have had a 3000Mbps Wi-Fi Range Extender model 3000Mbps TL-WA850RE for some time, and they were working perfectly. But now, the wireless signal lights keep turning on / off, and the extender...