There are 10 other file types using
the CHK file extension!

chk icon.chk - Corel WordPerfect temporary file

empty icon.chk - Starcraft campaign map file

empty icon.chk - SSConvert multilanguage video subtitle data file

empty icon.chk - Sophos intercheck file

empty icon.chk - EpiData check file

empty icon.chk - 3D Movie Maker interface data file

chk icon.chk - Nvu data

empty icon.chk - TomTom Navigator voice data

empty icon.chk - PolySpace check results

empty icon.chk - Netgear firmware

CHK file extension - ScanDisk file fragment

What is chk file? How to open chk files?

File type specification:

Various data file type icon Various data file type

File extension chk is mainly associated with ScanDisk utility used to check errors in file system or physical errors on hard drive. It is available in MS-DOS as well as in Windows.

The .chk file contain fragments cleaned from the disk. When Microsoft Windows disk checking programs find errors on your hard disk they usually save the "lost" data fragments to chk files.

These .CHK files are usually stored in the root directory or in a folder named FOUND.000 (or FOUND.001, FOUND.002, etc.) on the drive. They can be safely deleted if you don't need to recover any lost data. However, if you've lost important data, you might be able to recover some of it from these .CHK files using a third-party recovery tool.

Updated: December 4, 2023

The default software associated to open chk file:

Microsoft ScanDisk picture or screenshot

Microsoft Corporation logoMicrosoft ScanDisk  Microsoft Windows software

Company or developer:
Microsoft Corporation

ScanDisk or CHKDSK are parts of Microsoft Windows and MS-DOS operating systems used to check and repair errors in file system as well as repair physical errors on hard drive.

Help how to open:

These files can generally not be opened, but could habe been recovered with a special software.

How to convert:

It is unlikely that you can convert *.chk files to anything else.

List of software applications associated to the .chk 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 chk file, edit chk file, convert chk file, view chk file, play chk file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting chk files.

Software that open chk file - ScanDisk file fragment

Programs supporting the exension chk on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about UnCHK for open chk file action.

Microsoft Windows:

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