@William46 Hi, you have three TL-PA8010P units in total, right? You mentioned that there is two lights on the dropped unit, please confirm if they are power and Ethernet LEDs, if so, the powerline...

@Zuzaaaaa Hi, the issue happens when trying to connect the TP-Link WiFi network, or logging in the device management interface? Please try resetting the extender to factory defaults by holding reset...

@Gustavo-R Hi, I've seen you another post and replied just now, please refer to this reply: https://community.tp-link.com/en/home/forum/topic/653934?replyId=1316138

@Gustavo-R Hi, EC225-G5 is a model for ISPs only, and we community don't have its information. Regarding the issues you mentioned, some common troubleshooting suggestions are as below, however, if it...

@Osmosphere Thank you very much for the feedback, and if the 4G band still changes, you could also try manually selecting the 4G band: How to select 4G band manually on the web interface of LTE...

@pepicheck Thank you very much for the feedback, we've forwarded your workarounds and also suggestion to our senior engineers.