@Milan22 Thanks for your valued reply, sorry to hear that it does not work. May I know what is the country version of the current router? You can find it on the back panel, next to the model number....

@F.M. Hello, what is the hardware version and country version of this TL-WR841HP? You can find it on the back label. When you log into the web UI and you can try to choose other as region and then...

@MarkusWT Hello, the Deco M9 plus does not support Onemesh feature now. Below is the Onemesh compatibility list. https://www.tp-link.com/onemesh/compatibility/ Even though they cannot build up the...

@Gerco Hello Gerco, thanks for your valued reply and glad to hear that it works perfectly now. You can enjoy the internet with the Deco units. If need more help in the future, be free to contact us....

@Imee1976 Hello, what is the model number of this switch? Please connect your computer to the Deco M4 directly, bypass the switch and then test the wired speed you can get. In the meantime, please...

@coolspot18 Hello, even though the Deco units connect to each other by wired cable, the wifi function still works. In other word, other devices still can connect to the Deco's wifi to get internet....