Add and Remove Site Collection Administrators 

This blog describes how to add and remove Site Collection Administrators using SharePoint 2010 Management Shell and Central Administration.

Add Site Collection Administrator using SharePoint 2010 Management Shell.

First open the SharePoint 2010 Management Shell. make sure that you run the program as administrator.

Now insert the below mentioned command to replace the Secondary Site Collection Administrator. Insert the Site Collection's URL and the name of the user whom you want to add by using the format
<Domain>\<Username>

Add Site Collection Administrator using Central Administration

Before you add a Site Collection Administrator make sure that you are a member of the farm administrators group on the computer that is running the SharePoint Central Administration web site.

First you should open the SharePoint 2010 Central Administration. Go to the start menu , then go to All Programs and select  SharePoint 2010 Central Administration under Microsoft SharePoint 2010 Products. Make sure to run the program as administrator.

Then go to Application Management and select Change site collection administrators under the Site Collections category.

Then select the Site Collection and add a name for the secondary site collection administrator by using the format <Domain>\<Username>. Then click OK.

Remove Site Collection Administrator using Central Administration

Before you add a Site Collection Administrator make sure that you are a member of the farm administrators group on the computer that is running the SharePoint Central Administration web site.


First you should open the SharePoint 2010 Central Administration. Go to the start menu , then go to All Programs and select  SharePoint 2010 Central Administration under Microsoft SharePoint 2010 Products. Make sure to run the program as administrator.

Then go to Application Management and select Change site collection administrators under the Site Collections category.

Then select the Site Collection which you want to remove the administrator. In order to change the Site collection just click on the Change Site Collection.

Every site collection should have a Primary Site Collection Administrator, so if you want to change it click on the current username and press Delete and then add another administrator by using the format 

<Domain>\<Username>. If you want to remove the Secondary Site Collection Administrator just click on the name and press Delete. Then click OK.