首先打开运行窗口输入cmd进入DOS界面或者打开MySQL Workbench
Step1: cd C:\Program Files\MySQL\MySQL Server 5.6\bin
Step2: mysql(不需要密码)或者mysql -uroot(不需要密码)或者mysql -u root -p(需要输入密码)
Step3: grant all on *.* to 'root'@'localhost' identified by '
123456';
标红处为新密码
Step4: flush privileges;