@DanielDT Your TL-WA850RE DHCP server is turned off in the current configuration. You won't be able to connect to the TL-WA850RE if it's not connected to the main router. To access the TL-WA850RE...

@aliciavr6 Make sure that you're with the latest FW release on your EAP. Use a different browser to adopt EAP and check if there's a difference. Here are some steps you can try as well.

@JACCUZI Here's what you can do if you forgot your router login password. If you forgot your router wireless password use this guide.

@aliciavr6 This is the official guide for this type of issues - I believe your issue is the first scenario.

@Saatvik If the reset procedure is not successfu,l it's best to contact your retailer and check the warranty coverage or contact your local support for assistance.

@Godie You can't, but here's a simple explanation of those. When a major version number is changed there may have been some hardware changes like chipset, etc.