It’s time for another grab bag, selected from the many questions I get from readers. In this week’s column, I look at some questions about font size in iTunes (spoiler: your options are limited), ...

Microsoft Outlook uses two file types for holding message, calendar, task and notes data: PST and OST files. PST files are created in the user's computer for non-Microsoft Exchange accounts, which ...

Ernie Smith is a former contributor to BizTech, an old-school blogger who specializes in side projects, and a tech history nut who researches vintage operating systems for fun. With so many emerging ...

ZIP and RAR files have overtaken Office documents as the file most commonly used by cyber criminals to deliver malware, according to an analysis of real-world cyber attacks and data collected from ...

File extensions are the characters that precede the last period of a file name. It helps us find the type of file we are trying to open i.e. whether it is an audio file, video file, or simply a ...

Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

When you double-click a file on your computer, Windows may launch an application to run or display the file. Windows knows how to do this because it maintains a list of known file types and the names ...

To improve security Microsoft Office prevents some previous versions of Microsoft Office file types should from being opened, without the help of Protected View in Trust Center. Microsoft Office comes ...