How to Add a Custom WebPart within a SharePoint Master Page.

• First write your logic and deploy a WebPart to a SharePoint site.
• Add a New WebPart and add the custom WebPart you have developed.
• Now open the page within a SharePoint Designer.
• Now Open a Notepad.
• Now you have to copy the two things.
• Copy the Register tag within the Page. This will be in the format as shown below.
• <%@ Register TagPrefix="WpNs0" Namespace="GroupUsersGrid.GroupUsersGrid" Assembly="GroupUsersGrid, Version=1.0.0.0, Culture=neutral, PublicKeyToken=b5c7b45489124c1b"%>
• Now copy the WebPart Code Generated by SharePoint to your Notepad.
• This will be in the format as shown below.
• <WpNs0:GroupUsersGrid runat="server" ID="g_a0e35373_6571_4956_83b1_3cee01e35a1a" Description="My Visual WebPart" Title="GroupUsersGrid" __MarkupType="vsattributemarkup" __WebPartId="{A0E35373-6571-4956-83B1-3CEE01E35A1A}" WebPart="true" __designer:IsClosed="false" partorder="2"></WpNs0:GroupUsersGrid>
• Now close the WebPart Page.
• Now Open your Master Page.
• Now First copy the Register Tag in the Top of the Master Page.
• Now go to the specified TD where you want to show the WebPart.
• Now the WebPart Code you have copied before, please select it and copy to the Appropriate TD.
• Now save the Master Page and run the site.
• Now you will see the WebPart on Your SharePoint Site Globally.