D:\KaiFaGongJu\mysql-5.7.40-winx64\bin>mysqladmin -uroot -p password
Enter password:
mysqladmin: connect to server at 'localhost' failed
error: 'Access denied for user 'root'@'localhost' (using password: NO)'
D:\davidzheng\mysql-5.7.40-winx64\bin>mysqladmin -uroot -p password
Enter password: ************ //这里输入上面的过期密码:v:xdfa23ff
New password: ****** // 输入新密码
Confirm new password: ****** //重新输入新密码
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.