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.

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 ...

Malware can exploit your computer and your private information, but only if it manages to install itself. Microsoft Excel files -- and other formats that Microsoft Office applications generate -- can ...

It is a restriction placed to protect users and networks from malicious files. While the restriction is useful, sometimes it can be overly strict. And here’s how you can fix the issue. Sometimes, ...