Is it possible to get an answer to my question above please?

@David-TP Thanks so much for the quick response and thank you for confirmation that I can apply this manually. I am at the management webUI and can see the firmware upgrade options within. I am just...

I purchased 3x Deco X20 devices and all of these are V2.0 running firmware 1.2.0 Build 20230612 Rel. 57820 ( With all new features) I then added 1x new Deco X20 device. This device is the same but...