PC cannot open any website when TL-WA850RE connects to BT Home Hub4/5

Description of the problem
 
TL-WA850RE is used to extend the wireless range of BT Home HUB 4/5. After successful configurations, LEDs on TL-WA850RE are normal. Applications on PC are fine except that when opening a web page on the web browser, it shows this page has a redirect loop, like below:
 
Root cause of the problem
 
We have found that TL-WA850RE’s firmware has compatibility issue with BT HUB 5’s smart setup feature. We’ll solve the problem by new Firmware.
Now we have temporary solution and please try it if you encountered such problem.
 
Solution:
A.    We have released new firmware to fix this problem, you can download it from this link: http://static.tp-link.com/resources/software/TL-WA850RE(UK_V1.20_150127.zip
B.    Please turn off BT Home HUB’s smart setup feature.
Here is an instruction about how to turn off the smart setup function on BT Home Hub 4/5:http://bt.custhelp.com/app/answers/detail/a_id/44328/related/1
This Article Suits for:
TL-WA850RE
User Application Requirement | Updated 09-18-2016 06:20:17 AM