How to uninstall MySQL cleanly (tested and effective)

How to uninstall Mysql perfectly? Follow the steps below to execute.

Step 1

Make sure your MySQL service is turned off, otherwise the uninstallation will not be clean.
In My Computer (Computer) - Manage - Services and Applications - Services, find MySQL and turn it off.

Step 2

Uninstall the MySQL software in the control panel.

Step 3

After uninstalling, delete all remaining files in the directory C:Program Files (x86)\MySQL and also delete the mysql folder.
Because my system is 64-bit, the software is installed in the E drive, so I search and delete it according to this path.
E:ProgramData\MySQL

Step 4

Press windows+R to run the "regedit" file and open the registry.
Delete the registry: HKEY_LOCAL_MACHINESYSTEM\ControlSet001\Services\Eventlog\Application\MySQL folder.

Then delete the registry: HKEY_LOCAL_MACHINESYSTEM\ControlSet002\Services\Eventlog\Application\MySQL folder.
If not, you don't need to delete it. I didn't delete mine.

Step 5

Delete all files in C:ProgramData\MySQL on drive C.
If you cannot delete it, just use 360 ​​to crush it. The programData file is hidden by default and can be seen after setting it to be displayed. (If you are not clear here, search Baidu)

Step 6

key! ! ! Delete the folders under C:Documents and SettingsAll UsersApplication DataMySQL, be sure to delete them!

If you can't find it, follow the following method to solve it. There are two situations here:

The default installation is on the C drive.
Follow this path to find and delete:
C:\Users\your user name\AppData\Roaming\MySQL is also hidden.

Change the installation location.
Look for the folder C:Program Files, or manually change the path during installation. It is usually in Program Files or Program Files (x86) by default.
Take me as an example:

It is best to restart the computer and reinstall it!

Summarize

When uninstalling MySQL, follow the above steps to search and delete it step by step. If it is not found, skip it.
Because the installed MySQL database versions are different, the files that need to be selected and configured during installation are also different, and you need to install them according to your own MySQL version.
If you don’t know, you can refer to the corresponding version installation method on the Internet to avoid repeated installation!

If you want to reinstall after uninstalling, you can refer to this tutorial: How do newbies install MySQL? (Professional test and effective)

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