I'm sorry for the late response, as of right now i still own and use the 3 Decos mentioned at the beginning of this post, but I am not using the Mikrotik router anymore. Of what I remember, The...

@gdog I am having a similar issue with my Deco M4 mesh system, I just wish I could enable/disable the source interface (The hidden SSID in my case) since I use ethernet as the backhaul. :(

@Bedscrunchie I have some similar issues but only with Apple devices...

@RedRoger Thank you very much, I will test with different settings, also will try with a different Mikrotik router just in case..

@RedRoger Yes, I will keep testing different settings as well. Also I have another question, do you set your Mikrotik DHCP server to assign static IPs to your Decos (Reserve IP to Device so that...

@RedRoger Thanks sir, yes I have latest version on Packages and also on Routerboard. I also checked on the Deco App, and it shows there are no new updates.