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YouTube thumbnail images

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  • Last reply by zeroknight

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Suddenly, YouTube thumbnail images vanished on my mac laptop but still appear in Safari. Is this due to an extension? How can see them again?

Suddenly, YouTube thumbnail images vanished on my mac laptop but still appear in Safari. Is this due to an extension? How can see them again?
Attached screenshots

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That can happen if you block WebP images.

There are also extensions that can block WebP images.

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Does it still happen in Troubleshoot Mode?