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 ...

Microsoft fixes a bug it surreptitiously introduced last month that affected Excel 2010, 2013, and 2016, including Office 365 versions I figure we have enough patching fodder this month for two thick ...

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 of the ease of use it affords the ...

Files with the .avery file extension are created by Avery's Design and Print Online Web application. You can't double-click these files to open them; you must open them from Avery's Web page. If you ...

I keep running into this obnoxious problem in Windows 10 where explorer treats .html files as special such that they have a folder grouped with them. So for example, if I try to duplicate an HTML file ...

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, ...

Microsoft Edge Chromium is set as the default PDF reader to open and view PDF files in Windows 11/10. So, whenever I attempt to open any PDF file in Windows, it automatically gets opened in Edge ...