Somebody else who had the flashing screen thing said they turned on this setting to fix it:
But I haven't tested it myself, so I can't guarantee anything.
That's because you're not looking at it at 100%.
Remember, Moire must ONLY be judged at 100%. All other views give you a false indication.
https://www.damiensymonds.net/moire/
Thankfully she's looking fairly directly at the camera in all three photos, so it should be possible to copy and flip from the other side of her face in each case.