How to let the LAN other computer access your MySQL???

First, configure MySQL: (Modify the user table in MySQL database)

mysql-u root-p//  Root User login  
 mysql>use MySQL; Select MySQL database  
 mysql>update user set host = '% ' where user = ' root '; Modify the host value (increase the master/IP address with the contents of the wildcard%), or you can add it directly  
  mysql>flush privileges; Refresh MySQL system permissions related table  
  Restart the MySQL service to complete. 

Ii. add outbound, inbound rules to port 3306 under Windows

How to let the LAN other computer access your MySQL???