navicat连接mysql出现2059

1、找到mysql的目录：C:Program FilesMySQLMySQL Server 8.0in

2、清空此目录，输入cmd，回车

3、在控制台输入：mysql -u root -p

4、键入密码=>回车

5、修改加密规则，键入命令：ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;

6、修改密码，键入命令：ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '131556';

7、刷新权限，键入命令：FLUSH PRIVILEGES;

8、重新连接，success。