@CanadianSue Hello, I'm afraid the password of Extended wifi could not be changed, as Range extender uses the same password & wireless security as Main router after it has been set it up...

@Ghousepasha Hello, When device has not bound to TPLINK ID yet, at that time device uses local username and password, not the the TPLINK ID (email)account. It is recommended to factory reset the RE...

@SETH589 Hello, For 5Ghz slow speed issue, here are some suggestions you could try : T3U computer is using the 5Ghz band, you may use separated names for 2.4Ghz and 5Ghz? Try a different 5Ghz channel...

@RicciS Hello, Sorry for the delayed response. Please try this latest chipset driver for and see if help with the issue:...

@AzraeL91 Hello, For TX3000E ( upload) speed slow issue, please make sure you've tried the Intel latest driver here:...

@NotSoPoggers Good day, Please look for the device in Device Manager and uninstall it from there: (This PC/ Computer--> Computer Management--> Device manager/ Other Devices -> tp-link adapter or...