@jra11500 Thank you for info. I use latest firmware but not pre-release for controller 6.2 I guess.

@KajtekKajtek All ports are default profile ALL. Priorytet 802.1p = 0, trust mode = untrusted.

@NeilR_M Can you help to find this settings in Omada controller 6.0.0.25 ? I made factory reset before adopting. In standalone mode I saw this settings. Thank you.

Hello, I've adapted a new switch SG2210MP v4.2 (4.20.20 Build 20260310 Rel.10715) to an Omada controller and I see this message: The device does not support the 802.1p Priority and Trust Mode...

@Ethan-TP Yes, I confirm that WAN is responding (15 minutes after "disable ping from WAN" option). After gateway reboot ping is blocked.  

@Penry.huang Thank you for your reply. I can always buy a new product. I asked if I could flash the TL-SG3210 V3.0 firmware, as that's how the switch is described on the box. The TL-SG3210 V3.0 is...