HDMI message keeps appearing at top of screen on KD-49XE8077

[Coldwarwarrior]

This happens intermittently and is more of a niggle than anything else, but it flashes up and sits there for a few seconds before disappearing again, does anyone have any ideas why its happening please?

[Coldwarwarrior]

I have just seen this link that appears to be discussing the issue https://community.sony.co.uk/t5/android-tv/info-banner-randomly-appearing-with-the-ps4/m-p/2400965/h...so i hope this helps peeps