If the DAT file is a video, you can open it with its associated video app. However, if you aren't sure what app it's intended for, VLC Media Player should be able to open it as well.

He discovered that within the free WindowsXPMode_en-us.exe file, there's a VirtualXPVHD file containing the Windows XP virtual machine, which you can open in VirtualBox. Here are the steps to get ...

When you double-click on a file in Windows, it will automatically open a default program ... Co-op confirms data of 6.5 ... How to change the default program a file opens with in Windows XP.

Machines running Windows XP Service Pack 3 using the 5958 definitions will delete the file, causing many key Windows services to fail to start. The Windows file is being mistakenly detected as W32 ...

Windows XP wasn't vulnerable to the WannaCry worm but still could be infected with the ransomware. Now there's a tool to decrypt Windows XP machines attacked by WannaCry.

The name NTUSER.DAT comes from Windows NT, introduced with Windows 3.1, and the DAT extension is used by Microsoft for files that contain data. Where to find an NTUSER.DAT file? First of all, you ...