@AF63 Hi, to keep stable network performance, I am afraid that Archer BE400 can not afford 200 clients.

@smundu Hi, thanks for your update. How many Decos do you have? It is suggested to share their hardware here, and update firmware to the latest. What kind of clients do you have? Thanks for your...

@Ettan Hi, thanks for posting question here. If it is firewall problem of Deco M4, I am afraid another two ports you set up will not work, either. You may follow this guide to check your settings...

@Morholt Hi, thanks for posting question here. Can the Bluetooth device be detected by the Device Manager? You may refer to the screenshots to check whether the adapter was plugged into correct port...

@mrg9999 Hi, thanks for posting question here. For your requirement, it is more recommended to seek proper models on our business community.

@PrincePCKET Hi, thanks for posting question here. When did you purchase the switch? you may to swap the ports for your two routers or change different ports on the switch to confirm whether the...