### 1. 进入MySQL命令行
```
# mysql -uroot -p
```
### 2. 更改加密方式：
```
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;
mysql> ALTER USER 'root'@'%' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;
```
### 3. 更改密码：
```
mysql> ALTER USER 'root'@'localhost' IDENTIFI...