@LedZeppelin Hi, thanks a lot for the feedback. Do you mean after updating TP-Link extender firmware, your AX201 notebook is unable to connect your main router's WiFi but still works when connected...

@Estel Hi, what is the model no., hardware version and LED status of your range extender? And is there any error message when you try to connect the extender WiFi?

@EinfachNurLeon Hi, do you mean wired PC could get full internet from the extender while your phone could only connect to router signal and it is quite weak? Is the extended network name the same as...

@Nan8 Hi, please refer to the link below to check if it has been configured successfully and if it is in a proper location: https://www.tp-link.com/support/faq/2692/ If there is still any problem,...

@NoorImam Hi， Please refer to the link below to check if the extender has been configured successfully and if it is in a proper location: https://www.tp-link.com/support/faq/2692/ If there is still...

@Tofnade Hi, how about the LED status on your RE200? Besides, may I know how did you configure the extender? And is the extended network name configured to be the same as your router or not?