Tips to open CNF file

Can't open the CNF file? You are not the only one. Thousands of users face similar problems every day. Below you will find tips on how to open CNF files as well as a list of programs that support CNF files.

CNF file extension

File Name MySQL Configuration Format
File Developer MySQL
File Category Settings Files

The CNF file is supported on 3 operating systems. Depending on your operating system, you may need different software to handle the CNF files. Below is a summary of the number of programs that support and open the CNF file on each system platform.

Operating systems
  • 1
  • 1
  • 1
  • 0
  • 0
  • 0

What is CNF file?

The CNF file has been categorized as Settings Files. It was designed by MySQL. Additionally, the Settings Files category contains 1305 of other files. MySQL Configuration Format is supported by 3 operating systems. These systems consist of Linux, Mac OS, Windows, although it may occasionally be found on another system, it will be non-functional. It is recommended to use MySQL to handle this file. This is a program created by Oracle Corporation. This file type can also be opened by 2 other programs.

How to open CNF file?

The main problem with MySQL Configuration Format is that the CNF file is incorrectly associated with programs. This causes the file CNF to open by system applications not designed for this purpose, or to display a message that there is no associated program. This problem can be easily remedied.

The first thing you should do is just "doubleclick" on the CNF file icon you want to open. If the operating system has an appropriate application to support it and there is also an association between the file and the program, the file should be opened.

Step 1. Install MySQL

In this case, you should first verify that the MySQL application is installed on the computer. To do this, enter the name MySQL into the system search engine. If it is not, installation may solve the problem, as most applications create file associations during installation. Later in this article you will find a list of programs that can open CNF files.

Programs to open CNF file

Remember to download programs supporting CNF files only from verified and safe sources. We suggest using the websites of software developers.

Step 2. Create association of MySQL with CNF files

However, it may happen that the application itself does not cause the CNF file to open in the MySQL application, but you can set it manually. This option is available from the level of Properties of a specific file available in the context menu. The window will show, among other things, the type of the file and the information by which the program is used to launch the file. Using the "Change" button we can set the program to handle this type. If there is no software on the list, simply select "Browse" and manually select the directory where the application is installed. Checking the "Always use the selected program ..." box will permanently associate the CNF file with the MySQL program.

Step 3. Update MySQL to the latest version

The fault may also lie with the MySQL program, it is possible that MySQL Configuration Format requires a newer version of the program. In this case, use the Oracle Corporation website or update the program from the application.

Step 4. Check for the following problems with the CNF file

If the above steps do not help, you can assume that the file itself is not correct. File problems can be divided into the following:

The CNF file may be unusually small compared to the original file. This is most often caused by a problem while downloading the CNF file. Downloading the file again should fix the problem.
The computer may have fallen victim to a computer virus or hacker. A virus scan using an up-to-date antivirus program should fix the problem. Some antivirus vendors also provide free online scanners. The scan should cover the entire computer, not only the CNF file that we want to open. However, remember that not every infected CNF file can be recovered, so it is important to take care of regular backups.
Older version of CNF file may not always be supported by the latest software version. On their websites, developers usually offer free solutions to such problems, e.g. in the form of a conversion program or an older version of the program.
There can be many reasons for the failure. Depending on the type of file, it is necessary to repair it accordingly. Some programs offer the option of recovering data from damaged CNF files. The easiest way to restore the file is from a backup or by contacting MySQL, but this one can be expensive. Not all damage can be reversed.
The program indicates that the file is encrypted or corrupted. The encrypted CNF files can be used by the device on which they were encrypted, on any other device it is required to have the appropriate cryptographic key and decrypt the file before its recovery.
The operating system protects files in some locations (e.g. the root of the system partition) against unauthorized access. While there is usually no problem reading such a file, it may not be possible to save it. If possible, you can try to move the CNF file to another location.
This can happen on a file that does not support multiple access. Some file types can only be opened in one program at a time. Closing other programs should help. Sometimes you have to wait for the session to the file CNF to close. However, some background programs may block the CNF file while scanning. If the problem persists, restart the machine.