Where's my content? Trying new templates - content disappears - Joomla! Forum - community, help and support

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help please
i'm new joomla, degree of css , html experience.

i added free templates joomla resource, great half of them not show content on front page.  don't understand why.

also, maybe chewed off foot, maybe not, can rename standard sections , components?  don't have "news" have articles, , "newsflash" better suited "idea of day".  going mess things renaming of these, or joomla work under surface "names" id's or non-content related identifier each component?

thank in advance help!!






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