diff --git a/问题排查/mysql/mysql8 忘记密码处理步骤.md b/问题排查/mysql/mysql8 忘记密码处理步骤.md
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+1. 停止当前mysqld服务
+`service mysql stop`
+
+2. 用安全模式启动
+`sudo mysqld_safe --skip-grant-tables--user=mysql&`
+
+3. 无密码登陆
+`mysql -u root`
+
+4. 修改密码
+```sql
+FLUSH PRIVILEGES;
+ALTER USER 'root'@'localhost' IDENTIFIED BY '密码';
+EXIT;
+```
+
+5. 恢复正常mysql服务
+```
+sudo pkill mysqld
+service mysql start
+```
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