@GPaskudzki Hi, It should be, and the option is under the Backup settings:

@blackwhite_grey Hi, Thanks for the further details. The wireless Backhhaul signals of Deco are always encrypted. So when mixing Deco X55 with Deco BE85, there shouldn't be any security gap. Best...

@FiGgS Hi, I'm a little curious of how you plan to connect Deco to the ER605. Is it like: Do you plan to set Link failover on the ER605, for example: https://www.tp-link.com/en/support/faq/2133/ And...

@MapleStreet Hi, I'm afraid Deco X50-5G still doesn't support changing the WAN/iPv4 DNS under 4G/5G router mode. Thank you very much and Best regards.

@Telboy99 Hi, Thanks for the update. I don't think there is any extra configurations on the Deco. Have you tried to following suggestions:...

@PacketPadawan Hi, Welcome to the community. Could you please refer to this link to help me submit the APP log: How to submit Deco APP log By the way, who is your internet service provider and how...