Files with a CFG or a CONFIG extension are used to modify the configurations and parameters of computer programs. Free tools to open them!

You can use a config file to customize various aspects of Windows Sandbox, and in this guide, we show you how on the Windows 10 May 2019 Update.

System Information is more than just a display tool. See how you can use it to troubleshoot configuration problems in Windows 10.

An Autorun.inf file enables the automatic running of CD files on your computer. When you insert a CD/DVD into the drive, this application allows the files to run without manual prompting. They are in ...

Windows: Windows 7 install discs are edition-specific—if you've got a valid license key, you still need the right disc for installation. The ei.cfg Removal Utility, however, lets you create a ...