When you open certain file types in Windows 7 or Vista, such as an Outlook email attachment, Windows displays a warning message about opening a file from an untrusted source. If you trust the sender ...

Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

The DAT extension file type is essentially any data file. The file can contain text, photos, video or any basic data file type. Converting the file type into a Word document is possible in most cases ...

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 ...

Do you want to open a file type or link with a specific app? Here's how to change the default app settings on Windows 11. When you purchase through links on our site, we may earn an affiliate ...

Is a file or process being blocked by Windows Defender on Windows 11/10? You can add a file type or process exclusion to Windows Security via GPEDIT or Settings. While Windows Security does a great ...

You can create and open a RAR file on Mac using the WinRAR software specifically designed for Mac computers simply called RAR. In Terminal, type the " cd " command and navigate to the folder with the ...

One of the banes of modern working life comes about when trying to collaborate remotely with colleagues using different software. Mac users pick up a spreadsheet, presentation deck or word-processing ...

When you download files onto your iPhone, you can usually find them in the app that's meant to open them, or save your ...

While it is technically possible to open an Excel file in Notepad, this is not a good idea. Excel files are binary files that contain complex formatting and data structures. When you open an Excel ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Being unable to open files as usual is one of the most frustrating ...