@ErnieBernie It's solved. I can see in the TP Link app for Deco that it automatically connects to 2.4 or 5Ghz so I can use my guest network separately.

@AtakanAtceken Workaround can be found on a certain page but I am not allowed to share this link here so I copied the contents instead. With thanks to Neil Townsend Apologies for the long subject...

@TP-Link Hi There. Thanks so much for your reply. If I would only use the Main Network with both 2.4Ghz and 5Ghz on, how do I know that a 5Ghz device connects to the 5Ghz? Maybe a silly question but...

@TP-Link hi TP-Link. Any news on this subject? I have the same problem. It's been a while since this issue was reported by others (I bought mine today) and seemes to be pending. Thanks to advice.

@Alexandre. Hi thanks for your reply. Yeah I found that workaround but I need the Guestnetwork for other purposes. So I am a bit stuck now.

I wonder how I can create a separate 2.4ghz and 5ghz network on the Deco X60. Some devices work better on (and only) 2.4ghz and others on the 5ghz. Before with my Apple router I was able to create a...