@OlOlgers I have replaced all my Deco M9-Plus with Deco X50-PoE. Similar form factor, can be wall and ceiling mounted. You can buy single Deco X50-PoE units, which means you can keep adding them as...

@screennamescree You can also try migration using one of two options described in this TP-Link FAQ: https://www.tp-link.com/en/support/faq/2400/

@VCL Then, consider TP-Link 8 Port Gigabit Ethernet Network Switch (TL-SG1008D). Inexpensive and should work. Switch hardware version does not matter.

@VCL Any TP-Link unmanaged switch you buy today new can do. I have been using inexpensive 5-port TL-SG1005D gigabit switch with Deco mesh with no issues.

@Godlike66 You can use Connection Preference feature to connect Satellite Deco unit to another Deco unit. Connection preference feature works over WiFi only. If Satellite Deco connected by Ethernet...

@Godlike66 Повторите свой вопрос, пожалуйста.