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PS C:\Windows\system32> mysql -uroot -p

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Enter password: ******

Welcome to the MySQL monitor.  Commands end with ; or \g.

Your MySQL connection id is 18

Server version: 8.0.11 MySQL Community Server - GPL

Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks

owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql>

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mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;

Query OK, 0 rows affected (0.10 sec)

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mysql> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '123';

Query OK, 0 rows affected (0.35 sec)

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mysql> FLUSH PRIVILEGES;

Query OK, 0 rows affected (0.28 sec)

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mysql> use mysql;

Database changed

mysql> select user,host from user;

+------------------+-----------+

| user             | host      |

+------------------+-----------+

| mysql.infoschema | localhost |

| mysql.session    | localhost |

| mysql.sys        | localhost |

| root             | localhost |

+------------------+-----------+

5 rows in set (0.00 sec)