Need to use third-party programs to open files on your PC? Here's how to change file associations in Windows 10 and choose which apps open which file types.

Start with text editing software like Windows' built-in Notepad app, or other similar third-party apps like Notepad++. Right-click on the DAT file you want to open and select Open with from the ...

Microsoft decided to fix one of Notepad's longest running problems: garbled text files from other operating systems.

Notepad is also helpful for stripping text formatting when you copy content from Web pages into your own business files. To open Notepad quickly, you can create a shortcut for it on your desktop.

CSVFileView is a free portable tool that lets you open CSV files and manage data without using Excel or Google Sheets on Windows 11/10.

Open your Java software development kit and start a new project. Depending upon which software development kit you use, the exact steps will be different. Generally, locate "New" in the File menu.