Why are the fonts for different posts not the same?
In your smart feed and recommendations you may encounter differences in font size. It's larger in short posts and smaller in longer ones. This is a new feature that will soon be available to all users. The change only affects posts that do not contain media files (such as pictures, videos, etc.).
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Try using other keywords, e.g.: "delete profile", "create chat".
Check your request for misprints.