Can't connect to MySQL server on 'localhost' (10061) after Installation

Question

I installed MySQL using mysql-installer-5.5.20.0.msi on Windows 7. From the cmd window, I run \"mysqlshow -u root -p\". It asked for a password, then return

Answer 1

Just turn off the firewall and remove the instance configuration. Add a new instance for the server.![Disable Firewall][1] Give he port number correctly as 3306 as default