Reset MySQL 8.0 root Password in Windows

reset-mysql-8-root-password-windows.md

Reset MySQL 8.0 root Password in Windows

1. Stop the MySQL 8.0service from services
2. Go to path C:\Program Files\MySQL\MySQL Server 8.0\bin and open cmd
3. Run mysqld --console --skip-grant-tables --shared-memory
4. Open new cmd in the same path
5. Run following commands
6. mysql -u root
7. select authentication_string,host from mysql.user where user='root';
8. UPDATE mysql.user SET authentication_string='' WHERE user='root';
9. Now close both the cmd.
10. Try to start the MySQL 8.0 service.
11. Connect using username as root & password as blank.
12. Change the password from the user managerment.

Thank you so much

How can I reset it in Ubuntu 20.04

Fails on mysql -u root with ERROR 2003 (HY000): Can't connect to MySQL server on 'localhost:3306' (10061)

Fails on mysql -u root with ERROR 2003 (HY000): Can't connect to MySQL server on 'localhost:3306' (10061)

Your Port of running MySQL Server might be different, or you need to start the MySQL Service as it might have been stopped.

hi sir, using mysql 8.0 on win 7 standalone pc
i tried as per png file attached
unable to reset the root pwd
i am a very very new to this software
Thanks in advance.

C:\Program Files\MySQL\MySQL Server 8.0\bin>mysql -u root
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

C:\Program Files\MySQL\MySQL Server 8.0\bin>mysqld --console --skip-grant-tables --shared-memory
2022-10-29T07:15:03.176856Z 0 [System] [MY-010116] [Server] C:\Program Files\MySQL\MySQL Server 8.0\bin\mysqld.exe (mysqld 8.0.20) starting as process 2920
2022-10-29T07:15:03.176857Z 0 [Warning] [MY-010091] [Server] Can't create test file C:\Program Files\MySQL\MySQL Server 8.0\data\mysqld_tmp_file_case_insensitive_test.lower-test
2022-10-29T07:15:03.176858Z 0 [Warning] [MY-010091] [Server] Can't create test file C:\Program Files\MySQL\MySQL Server 8.0\data\mysqld_tmp_file_case_insensitive_test.lower-test
2022-10-29T07:15:03.176859Z 0 [ERROR] [MY-013276] [Server] Failed to set datadir to 'C:\Program Files\MySQL\MySQL Server 8.0\data' (OS errno: 2 - No such fileor directory)
2022-10-29T07:15:03.176860Z 0 [ERROR] [MY-010119] [Server] Aborting
2022-10-29T07:15:03.176862Z 0 [System] [MY-010910] [Server] C:\Program Files\MyS
QL\MySQL Server 8.0\bin\mysqld.exe: Shutdown complete (mysqld 8.0.20) MySQL Com
munity Server - GPL.

C:\Program Files\MySQL\MySQL Server 8.0\bin>

@PhaniKumarDasika You need have a data folder inside C:\Program Files\MySQL\MySQL Server 8.0\ this path. ref

Fails on mysql -u root with ERROR 2003 (HY000): Can't connect to MySQL server on 'localhost:3306' (10061)

Don't close the previous cmd.

Fails on mysql -u root with ERROR 2003 (HY000): Can't connect to MySQL server on 'localhost:3306' (10061)

Don't close the previous cmd.

Refere this

Thank you so much

1. Stop MySQL Service @ services.msc

2. Create file change_mysql_pwd.txt with following content (replase YourNewPassword with desired new password you want to have for root user:

3. ALTER USER 'root'@'localhost' IDENTIFIED BY 'YourNewPassword';
   Save the file under C:\ change_mysql_pwd.txt

4. Run CMD.exe as Admin (Start->Cmd->Right Click->Run as Administrator)

5. Type in cmd: cd "C:\Program Files\MySQL\MySQL Server 8.0\bin"

6. Create “Data” Folder under "C:\Program Files\MySQL\MySQL Server 8.0\ (if already exists delete its contents!)

7. Type in cmd: mysqld --install

8. Type in cmd: mysqld --initialize

9. Type in cmd: mysqld --init-file=C:\change_mysql_pwd.txt

10. Login with root user account and the password set above.

11. Delete C:\ change_mysql_pwd.txt file