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CHCK file - How do I open a .chck file?

The table below provides useful information about the .chck file extension. It answers questions such as:

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft Exchange Database Check Data

Microsoft Exchange Database Check Data .chck file icon
The CHCK file is a Microsoft Exchange Database Check Data. Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems.
The CHCK format description is not yet available
Category: Data files
Application: Microsoft Exchange
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CHCK aliases:
CHCK related links:
CHCK related extensions:
Microsoft Exchange Database

Microsoft Exchange Streaming Media File

Microsoft Exchange Public Folder Shortcut

Microsoft Exchange Reserved Transaction Log

Other types of files may also use the .chck file extension.

🚫 The .chck file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cck, chc, chk, hck

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

COMcheck Data
HCFR Colorimeter Data
Saved File Fragment
MGS Hinge CK File

🔴 Can't open a .chck file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .chck file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .chck file extension, write to us!

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