Just like Windows OS, Use Safary browser to log in 192.168.0.254

CameronLittlefield wrote What do I set the Static IP as? Is it the usual IP I obtain when connection to the router? Or the IP address on the previous screenshot? For exmaple, if the router's IP is...

I see that TL-WA850RE doesn't get an IP address from the main router. Try to set TL-WA850RE as "Static IP" and turn off the "DHCP server" on TL-WA850RE. http://www.tplink.com/en/article/?faqid=520...

CameronLittlefield wrote I upgraded the firmware last night, the wa850re now doesn't work at all. I have reset and connected to my network and full connection is shown on devices but the internet...

I think the only way is to turn it off every night...

http://www.tp-link.com/en/support/download/?model=TL-WA850RE&version=V1#tbl_j Here you can download the latest firmware. Then go to the web interface of TL-WA850RE, select >System Tools>Firmware...