How to install SharePoint 2010 Services Pack 1? To install SharePoint 2010 Service Pack 1, go to : Download SharePoint 2010 Service Pack 1
1. Download Service Pack 1 : Download the Microsoft SharePoint Server 2010 Service Pack 1 package now.
2. Run as Administrator and accept the license terms and click next
3. Wait for the installation to complete and restart the computer.
4. Central Administration | Upgrade and Migration | Check product and path installation status