Excel, however, is still the top tech skill in job listings. Excel, released in 1985, remains crucial for managing data, the backbone of the AI industry. AI is fueling talent wars in Silicon Valley, ...

If you cannot open an Excel file and see Excel cannot open the file because the file format or extension is not valid error, see this post.

How to Find Word & Excel Documents on Your Hard Drive. Word and Excel are part of Microsoft's Office suite of productivity software. If your small business has been using Office for a while ...

This post is intended to help you resolve this issue. These files can’t be opened Your Internet security settings prevented one or more files from being opened.