Files with lck extension can be generally found as so called lock files. These files are generated whenever a program opens and file and this is "locked" via the temporary lock file to prevent another user to access or edit it at the same time.
Software that open lck file
LCK file extension - Lock file
What is lck file? How to open lck files?
File type specification:
File extension lck is often used for so called lock files, which are mainly used as database access control files, that are created whenever a database is opened in a program.
They purpose is to "lock" currently used database for other users who would like to alter that database as well.
This file type is used by many database systems. These files are not meant to be opened and created only temporary until the work in database is finished and the database is closed.
If you have a lock .lck file in your system with no database opened, it usually means that it was not closed properly (crash etc.).
Note: Some other programs, like Adobe Dreamweaver, Pegasus Mail, Autodesk Inventor etc., use locks as well, although not being database systems. Their purpose is usually the same, or closely related.
Updated: December 1, 2023
The default software associated to open lck file:
Company or developer:
Microsoft Corporation
A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Microsoft Windows 11.
List of recommended software applications associated to the .lck file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open lck file, edit lck file, convert lck file, view lck file, play lck file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with lck file - Lock file
Click on the software link(s) for more information. Suggested software applications use lck file type for internal purposes and/or also by different way than common edit or open lck file actions.
Microsoft Windows:
Main software associated with lck file by default:
Microsoft Windows
Other suggested software:
Adobe Pagemaker
Corel Paradox
Act!
Pegasus Mail
Microsoft FrontPage
Adobe Dreamweaver
Autodesk Inventor
Navicat for MySQL
VMware Workstation