@Gufani Hi, May I know the model number of your Host router? Does it also support EasyMesh? The range extender is mainly used to boost the wireless signal strength and enhance wireless connection...

@Akash12390 Hi, please refer to the following post for more suggestions: RE220/RE200/RE190 Keeps Restarting Automatically Thank you very much and best regards.

@Tania_nagori14 Hi, nice to see you again. please refer to the reply here: https://community.tp-link.com/en/home/forum/topic/680752?replyId=1390918 Best regards.

@Tania_nagori14 Hi, could you please refer to this post to see whether it looks like your current issue: RE220/RE200/RE190 Keeps Restarting Automatically If yes, please contact the local RMA office...

@arshftw Hi, Thank you very much for the feedback. It is suggested to install the latest firmware here for TL-WA850RE_V7: Wi-Fi Range Extender Causing Host Router No Internet Best regards.

@IvanaGisele87 Hi, What is the model number of your range extender? Is it able to detect any other Wi-Fi networks? It is also suggested to refer to TP-Link Extender is not detecting the 5GHz Signal...