Deploy Solution File

Download the webpart from here .. ITaCS Change Password

Open Sharepoint Managment Shell:

Write the following command in Sharepoint Managment Shell :

stsadm -o addsolution -filename "C:\Users\UserName\Downloads\ItacsChangePassword.2.6.0.0.wsp"

Open Central Administration, click on Manage Farm Solution in System Settings:

Click on itacschangepassword.2.6.0.0.wsp

Click on Deploy Solution

From the dropdown select the site where you want to deploy your solution and click Okay.

Taaaraa your Change Password webpart solution has been deployed ...

now activate it by clicking SiteCollectionFeature in SiteCollectionAdministration.

 

Now open Site Url where you have deployed your solution.. 

Edit page and click insert webpart from Ribbon.

Add ITaCS webpart to your page and enjoy ...  :)