on boot, there is a small square with a swath of colour on it near the top right corner of the screen, on reboot it also appears underneath the time just covering part of the date, it looks like a smaller version of the original Pi boot screen (at 53 seconds on here
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it also appears intermittantly when in menus, and when playing video, and I woudl like to know if there is a way of disabling it from appearing when navigatinjg menus and playing video
cheers