The following screenshots shows the various steps involved in upgrading your SharePoint 2010 environment. I cant stress enough how the various steps should be first and FOREMOST done in a test environment before you try to make it happen with your Production or Disaster Recovery Environment.

The various files that are required can be downloaded from here

SharePoint Foundation 2010 SP1 http://support.microsoft.com/kb/2460058

SharePoint Server 2010 SP1 http://support.microsoft.com/kb/2460045

For your foundation server complete the following steps

  1. Download SharePoint Foundation 2010 SP1
  2. The installation process will ask you to reboot. Reboot the server.
  3. Once the server has rebooted, start the SharePoint Configuration Wizard and complete the process.
  4. Upon completion you should be able to open Central Administration Window.

For your SharePoint 2010 Standard / Enterprise Server, complete the following steps

  1. Download SharePoint Foundation 2010 SP1
  2. Download SharePoint Server SP1
  3. Install SharePoint Foundation 2010 SP1
  4. The installation will ask you to reboot. There is no need for it, so you can cancel the same.
  5. Install SharePoint Server SP1.
  6. The installation will ask you to reboot. Reboot the server at this stage.
  7. Once the server has rebooted, start SharePoint Configuration Wizard and complete the process.
  8. Upon completion you should be able to open Central Administration window.

Tada, your SharePoint will now SP1’d

 

Before a SharePoint server is upgraded and being a vanilla install it will have the following version number

Once the upgrade is completed, SharePoint server will contain the following version number

 

Good luck, J