To enable or disable Office Viewer integrated in the Microsoft Edge browser, toggle the switch against 'Open Office Files in the browser' setting.

Disabling Read-Only Marked as Final Files in Excel When an Excel worksheet is Marked as Final, it is not meant to be edited, which means that commands, typing and proofing marks are all disabled.

Microsoft designed Excel with an optional feature that prompts users to view a workbook in a read-only mode and save edits under a different file name. Many business owners and administrators ...

Numbers has the ability to open Excel files so you can work on them. You can also export spreadsheets in Numbers so that they are compatible with Excel.

Attackers can attempt to hide malicious payloads in Excel files sent by e-mail by using a standard Excel feature, according to a Tuesday post by Mimecast researchers.

If you notice that your Excel files are opening in Notepad, then read this post to learn how to fix the issue. The default behavior of a document or file is to open in the application with which ...