@FenrirFluff If you open all the necessary ports, you won't need the UPnP enabled. From the Xbox website you'll need these port opened on your router: "These ports must be open to connect to the Xbox...

LuisRicardo wrote @terziyski Note: You will be unable to downgrade to the previous firmware version after updating this firmware. Other question: Downgrading, do you think all the configurations and...

@FenrirFluff I would recommend to disable UPnP and open the ports manually - this way you can control which ports are opened.

@peluaod Here's the US FW version. Here's the EU FW version. Check your device bottom sticker to determine from which region your device is and then download the appropriate version.

@Blairhartley When in AP mode the RE doesn't support OneMesh - check this thread.

@carberry95 That's the purpose of OneMesh feature - you should have only one wireless network when RE200 is joined in OneMesh with VR600.