When I import my pictures from my files into Lightroom CC they don't show as thumbnails, just grays squares.
Often a computer monitor profile problem-
First try disabling the GPU in LR preferences/Performance,
then try advice at this link-
Photos appear as black, gray rectangles | Lightroom | Windows
I tried disabling GPU, didn't work. I updated my graphics driver. Didn't work.
Next step is to change your default monitor profile-
How do I change my monitor profile to check whether it’s corrupted?
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