If you edit HTML code on your Mac, you might find that Apple's text-handling programs like TextEdit may not suffice, especially since as a basic text editor it does not provide syntax-aware coloring, ...

This month's monster security patch for Office breaks Excel when it tries to open HTML files, and it seems unlikely Microsoft will fix the problem Excel users are reporting an odd bug in the way Excel ...

A PDF — which stands for Portable Document Format — is an open standard document file extension created by Adobe. It has gained popularity in recent years because ...

If you've been accustomed to opening files from newer versions of Microsoft Word in older versions of the software, the error messages you see when you try to open ...

OST (Offline Storage Table) files are Microsoft Outlook data files that store an offline copy of your mailbox data, such as emails, contacts, messages, notes, etc. While you can access and view OST ...