When you double-click a file on your Mac, the operating system will automatically open the file using the program assigned to that type of file. It is possible, though, to open the file using ...

When you double-click on a file in Windows 8, Windows will automatically open that file using a program that has been associated with that file's extension. There may come a time, though, that ...

So, for the benefit of those of you not yet initiated into the world of preferences files, or if you just want to expand the horizons of your knowledge, I offer this tutorial. The topic is so big ...

In this tutorial, I’ll show you how to force Windows to open specified software and files every time you turn on the computer. SEE: Google Workspace vs. Microsoft 365: A side-by-side analysis w ...

Learn how to use a Microsoft 365 setting to choose whether to open files in the online or desktop app, giving you full control for each file.

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.