There is no confusion really. V2 M9 plus has 1.4.0 update (200324 - March 24 2020) that can only be installed by the update utility on a computer - which only works currently on Mac or Windows Server...

@TP-Link_Deco TP-Link ID typed is exactly the same and used for my account and in the deco app. sure it's the same info as I log in here with. That's accepted when I type it in. there is a problem...

@TP-Link_Deco the update utility for windows (for me and some others - I have tried on two Windows 10 laptops) is not accepting the correct account usernames and passwords. Just says incorrect...

@Navalin from post #34 on this page https://static.tp-link.com/2020/202003/20200324/M9v2_1.4.0.zip

We can probably just use the instructions and method from the beta firmware to upload this official release firmware (if the Windows update utility is not accepting our correct login info). I still...

Update software not accepting my correct TP-Link ID email and password. Anyone else having issues logging in to it?