Misc Files

DWL file is a drawing lock file created by TurboCAD, a program used to draft 2D and 3D designs. The file is used to prevent simultaneous access to the drawing, which may result to file being overwritten or corrupted. TurboCAD creates DWL when a drawing file is opened and is automatically deleted when a drawing […]

PGP file is a security key or digital signature file used to verify the user’s identity. The file is used when decrypting a file that’s encrypted with pretty good privacy (PGPsoftwrae). This allows only authorized users to access the file. PGP files are also used for signing, encrypting, decrypting texts, email files, and directories. PGP […]

PID file is a data generic process or configuration file used on Unix- based system for various computers. It stores one or more Ids that distinctively identify a system in a process in the operating system. The files record identifiers for processes that periodically run automatically. Pid file contains the process identification number (PID) stored […]

SWP files were created by Vi text editor or one of its variants like vim (Vi improved and gVim). SWP files store recovery version of a file being edited in the program. The file serves as a lock file preventing any other V editing session from writing to the file concurrently. Bill Joy, a co-founder […]

ESD is a file used by Microsoft electronic software downloaded ESL software. The file is used to download purchased Microsoft products. It saves the downloaded software into an encrypted format. It’s also for installing purchased software and they can’t be opened manually. ESD files are sometimes used when installing software upgrades. For instance, upgrading to […]

ROM is short for Read Only Memory Image. This file serves two purposes. One, for emulation purposes and two, for updating firmware. They store copies contain in the Read Only Memory chip of a device, most notably from video game cartridges. ROM enables you to copy games from old games like Nintendo and Sega Genesis […]

The decrypt file is used by Microsoft electronic software download, ESD technology. ESD is a software product that helps users install and upgrade purchased software online through Microsoft store. The file is also used as a temporary file during software installation. Before decrypting a file, the secure or open storage of a container data stored […]

The FILE extension refers to generic files that are without any other extension. These files are difficult to access unless the user knows its whereabouts. Every operating system has some application which creates files in FILE extension due to several reasons. Users can try and select the requisite program to try and access them.

Developed by Apple, the IPSW extension refers to iPod and iPhone Software Update Files that the iTunes software uses to push minor updates to the iPhone and iPod Touch. These are ZIP files that contain encrypted DMG Apple disk images along with the iOS system installation and updates or fixes. iTunes automatically download IPSW format […]

Developed by Microsoft, the MSO extension refers to a macro reference file that the OS creates while saving any Office document as a webpage. These are encoded and store macros and Object Linking and Embedding (OLE) that the developer has included in the original file. An MSO extension doesn’t hold the main content but acts […]