Shulou(Shulou.com)06/01 Report--

This article mainly aims at the various unclean problems of MySQL reinstallation and makes a detailed arrangement. I hope it will be helpful to you. If you have any questions, you can leave a message.

This paper mainly introduces the specific steps of completely uninstalling mysql: including stopping services, uninstalling related programs, deleting registry, etc. 1, stopping MySQL services 2, uninstalling MySQL-related programs

Step1: this is the win10 system environment; click in the lower left corner: start-> all applications-> pop up all recent applications, select MySQL, right-click to uninstall, here will jump to the control panel

As shown in step2

Step2: figure 1: jump to or or key + Rmure-> Control-- > programs and functions; all MySQL programs right-click to uninstall

Step3: my installation directory is on disk C, first open C:\ Program Files and delete the MySQL folder

Step4: open the hidden files ProgramData folder and delete the following MySQL files

3. Uninstall the registry related to MySQL. This is also a pit for unsuccessful reinstallation.

Step1:Windows+R-- > regedit-- > Open the registry

Step2: open and delete according to the path:

HKEY_LOCAL_MACHINE/SYSTEM/ControlSet001/Services/Eventlog/Applications/MySQL

HKEY_LOCAL_MACHINE/SYSTEM/ControlSet002/Services/Eventlog/Applications/MySQL

HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services/Eventlog/Applications/MySQL

The HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services general service will have the same name (usually MySQL)

Also, F3 or Ctrl+F opens the search box, enters MySQL, and focuses on the computer.

There is also an important step to delete the Connector Net XXX registry, and many of the reasons for your failure are on this registry.

Step3: delete the MySQL registry found directly

4. Complete the above 3 steps and then reinstall the database.

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