hi, you may try universal repeater mode instead of repeater mode~

The old one is the same with yours. I have busy days recently and have no time to deal with that. When these busy days past, I will have a try. Really hope that will work~ Do not want to spent more...

what's the OS of your PC which installed TL-WDN4800? It seems it only supports this function on Win7. have you eanbled SoftAP on TL-WDN4800?

I have the same problem with you and I contacted TP-LINK support. They gave me the following suggestions. What's the hardware version of TL-WA850RE? If it is V1.00, you may contact the reseller to...