@ebuddy Hi, Thanks for the reply. The label didn't tell that but the firmware is indeed a customized version for local ISP. Since the firmware is customized according to ISP requirements, we cannot...

@Mollcons Hi, Did you use Sarafi? Or have you tried a different network browser, like Chrome or Firefox?

@techiedoc Hi, Thank you for the message. Is that the main Deco in the video? Please try to replace a new Ethernet cable between the main Deco and ISP Router first. It is also suggested to set a new...

@Runner973 Hi, did you install the Tether APP on your mobile phone? The range extender communicates with the Tether APP via port 20002 to update the client status and the network status of itself....

@Taste66 Hi, you could refer to the reply here and I think the user here has given a better explanation: (and it is also about TL-SG105)...

@Zarek1988 Hi, you could check whether the following suggestions help or not: Disable Beamforming Disable Fast Roaming Disable Mesh Technology