How to open CMP files on your device

If an error occurs when you try to open CMP file on your device, you should do two things – install appropriate software and associate CMP files with this software. If this does not solve the problem, then the cause may be different – you will find more details in this article.

CMP File Extension

File
  • File type PKWare Compression Library Archive Format
  • File developer N/A
  • File category Compressed Files
  • File popularity rating
    • Star
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What is a(n) CMP file?

The CMP (PKWare Compression Library Archive Format) is a proprietary file format used primarily for reliable, efficient data archiving. It was developed by PKWare and offers good compression rates, strong encryption security, and versatile data structure. It is widely used for software distribution, archiving large files, website content delivery, and secure backups.

Generally the CMP file format is composed of header information, metadata, and archive data. Header information provides information about the files within the archive. Metadata offers information about how the files in the archive have been structured. Lastly, archive data contains the files that have been stored within the archive.

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How to open CMP file?

There can be various causes of problems that can arise when opening opening .CMP files. Each problem requires a different approach, but most can be solved by following he instructions below.

Step 1. Install a program that supports CMP files

In order to open CMP file an appropriate program that supports this file format must be installed on the system. Below is the list of programs that support files with CMP extension.

Programs that can open CMP files

Download installer for given application and launch it. After the installation has been completed, CMP files should be opened with installed application by default next time you try to open this type of file.

Remember!

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Not all listed applications will be capable of performing all operations on CMP files. Some applications may only be capable of opening such file and viewing its contents while the purpose of others may be converting files to other file formats. Therefore you should check beforehand the capabilities of applications in relation to CMP files.

Step 2. Associate given software with CMP files

A situation can arise where user has an appropriate application supporting CMP files installed on their system, but such application is not associated with this type of files. In order to associate given application with CMP files user should open a file submenu by right-clicking the file icon and selecting "Open with" option. System will display a list of suggested programs that can be used to open CMP files. Select appropriate option and check "Always use selected application to open this kind of files". System will save this information from now on use selected program to open CMP files.

When the above-mentioned solutions fail, other options must be pursued. It is possible that the CMP file in question is corrupted or damage. The most common causes of file damage are:

  1. File with CMP extension is incomplete (for example, file has not been downloaded completely from the internet or not copied properly from source)
  2. File data is corrupted
  3. Damaged or corrupted storage medium on which the CMP file is stored
  4. File icon does not represent the original file but is only a shortcut to the location where the CMP file was saved and then deleted
  5. User account is not privileged to perform operations on CMP files. In that case it is advised to contact the system administrator or an IT expert

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