If Excel keeps blocking files from being inserted, chances are the file is blocked by Trust Center, or maybe the workbook or locked. In some situations, we could be dealing with a corrupted file.
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Microsoft Excel is making a major change around blocked file types - here's what we know
Microsoft Excel will now disable blocked file types from workbook links by default The files will either fail to refresh or show a #BLOCKED error Other safety updates ...
Microsoft will soon be blocking external links to blocked file types in Excel. This is part of a broader effort to reduce or disable exploits that have previously been used to infect users with ...
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