On Windows, use the following procedure to reset the
password for all MySQL
Log on to your system as Administrator.
Stop the MySQL server if it is running. For a server that is running as a Windows service, go to the Services manager: From the Start menu, select Control Panel, then Administrative Tools, then Services. Find the MySQL service in the list and stop it.
If your server is not running as a service, you may need to use the Task Manager to force it to stop.
Create a text file containing the following statements. Replace the password with the password that you want to use.
UPDATE mysql.user SET Password=PASSWORD('MyNewPass') WHERE User='root'; FLUSH PRIVILEGES;
FLUSH statements each on
a single line. The
statement resets the password for all
root accounts, and the
FLUSH statement tells the
server to reload the grant tables into memory so that it
notices the password change.
Save the file. For this example, the file will be named
Open a console window to get to the command prompt: From the Start menu, select Run, then enter cmd as the command to be run.
Start the MySQL server with the special
(notice that the backslash in the option value is
If you installed MySQL to a location other than
C:\mysql, adjust the command
The server executes the contents of the file named by
--init-file option at
startup, changing each
You can also add the
--console option to the
command if you want server output to appear in the
console window rather than in a log file.
If you installed MySQL using the MySQL Installation
Wizard, you may need to specify a
"C:\Program Files\MySQL\MySQL Server 5.5\bin\mysqld.exe"
--defaults-file="C:\\Program Files\\MySQL\\MySQL Server 5.5\\my.ini"
can be found using the Services Manager: From the
Start menu, select
Control Panel, then
Administrative Tools, then
Services. Find the MySQL
service in the list, right-click it, and choose the
Properties option. The
to executable field contains the
After the server has started successfully, delete
You should now be able to connect to the MySQL server as
root using the new password. Stop the
MySQL server, then restart it in normal mode again. If you
run the server as a service, start it from the Windows
Services window. If you start the server manually, use
whatever command you normally use.