Since your modem works great with Firmware 100524, I think firmware for V4 is also suitable for V3 on TD-8817. And firmware 100524 is newer than 090211. So there is no need to downgrade it to...

Hi. What is the security type of the wireless network? If you are using WPA2-PSK, please change it to WPA-PSK/AES. If still the same, you can rename the wireless network name(also called SSID) and...

Hi. As I know, the firmware released on TP-LINK website are English firmware. You can download the firmware for TD-W8961NB according to its hardware version. Here is the download link of firmware of...

Hi. What is the current firmware version on the modem? Which firmware version are you going to downgrade?

If you rename the SSID and change the Authentication type to WPA-PSK/WPA2-PSK, can your device connect wirelessly? If still can not, you can change the channel on the wireless page of the modem for a...

Random J. User wrote I did play around with the channel, but no change. As I mentioned, the wifi connection itself seems to be fine. I can ping and access the extender's admin page, but not the main...