You typically see this text in the top-right corner of your television screen when an external media player is connected via HDMI. This happens for a few reasons:
For most users, this label is harmless and does not indicate a technical failure. However, if the notification is intrusive, you can try the following: mbox meson ref
When using Consumer Electronics Control (CEC) to control your box with your TV remote, "MBox Meson Ref" may show up as the name of the active HDMI source in your TV’s input list. How to "Fix" or Change the Label You typically see this text in the top-right
In some cases, poor-quality HDMI cables can cause the TV to "lose" and "refind" the box repeatedly, causing the label to pop up constantly. Replacing the cable can stabilize the connection. Summary Table Mbox Generic term for a digital media/streaming box. Meson The processor architecture family from Amlogic. Ref Default hardware reference used in the device firmware. Change the HDMI "label" - CoreELEC Forums How to "Fix" or Change the Label In