MYI file icon

MYI File Extension

MySQL MyISAM Index Format

What is MYI file?

MYI is a file extension commonly associated with MySQL MyISAM Index Format files. MYI files are supported by software applications available for devices running Linux, Mac OS, Windows. MYI file belongs to the Data Files category just like 1326 other filename extensions listed in our database. The most popular program for handling MYI files is MySQL Enterprise Edition, but users can choose among 2 different programs that support this file format. On the official website of Oracle Corporation developer not only will you find detailed information about theMySQL Enterprise Edition software, but also about MYI and other supported file formats.

Programs which support MYI file extension

The following list contains programs grouped by 3 operating systems that support MYI files. Files with MYI suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support MYI file

How to open file with MYI extension?

Problems with accessing MYI may be due to various reasons. On the bright side, the most encountered issues pertaining to MySQL MyISAM Index Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install MySQL Enterprise Edition

Install software to open MYI file The main and most frequent cause precluding users form opening MYI files is that no program that can handle MYI files is installed on user’s system. This issue can be addressed by downloading and installing MySQL Enterprise Edition or different compatible program, such as MySQL. The full list of programs grouped by operating systems can be found above. The safest method of downloading MySQL Enterprise Edition installed is by going to developer’s website (Oracle Corporation) and downloading the software using provided links.

Step 2. Verify the you have the latest version of MySQL Enterprise Edition

Update software that support file extension MYIIf the problems with opening MYI files still occur even after installing MySQL Enterprise Edition, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of MySQL Enterprise Edition is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that MySQL Enterprise Edition cannot handle files with MYI may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using MySQL Enterprise Edition.

Step 3. Set the default application to open MYI files to MySQL Enterprise Edition

If the issue has not been solved in the previous step, you should associate MYI files with latest version of MySQL Enterprise Edition you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with MYI file on Windows

The procedure to change the default program in Windows

  • Clicking the MYI with right mouse button will bring a menu from which you should select the Open with option
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • Finally select Look for another app on this PC, point to the folder where MySQL Enterprise Edition is installed, check the Always use this app to open MYI files box and conform your selection by clicking OK button
Associate software with MYI file on Mac

The procedure to change the default program in Mac OS

  • By clicking right mouse button on the selected MYI file open the file menu and choose Information
  • Open the Open with section by clicking its name
  • Select the appropriate software and save your settings by clicking Change all
  • A message window should appear informing that This change will be applied to all files with MYI extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the MYI file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the MYI file is valid. Being unable to access the file can be related to various issues.

Check MYI file for viruses
1. Check the MYI file for viruses or malware

If the MYI is indeed infected, it is possible that the malware is blocking it from opening. Scan the MYI file as well as your computer for malware or viruses. If the MYI file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

Did you receive the MYI file in question from a different person? Ask him/her to send it one more time. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. It could happen the the download process of file with MYI extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the MySQL MyISAM Index Format file.

4. Make sure that the system has sufficient resources to run MySQL Enterprise Edition

If the systems has insufficient resources to open MYI files, try closing all currently running applications and try again.

5. Verify that your operating system and drivers are up to date

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with MySQL MyISAM Index Format files. It may be the case that the MYI files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the MYI file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on MYI file.

Top File Extensions
Show more
File Extension of the day
3dxml icon


Dassault Systemes 3D XML Format

3DXML is a lightweight, universal file format based on XML developed by Dassault Systemes for 3DVIA solution for 3D data exchange. Single 3DXML can...

Last updated