Howto: Install Cumulative Update 1 (CU1) on SCCM 2012 R2 (KB2938441)

Cumulative update 1 (CU1)(KB2938441) for SCCM 2012 R2 has been released! 
See this link for the Microsoft documentation.

In this blog we'll describe how to install this CU.

First, make sure you pick an appropriate time to install this update (preferably after Office working hours). Second, make sure you create a backup / snapshot / checkpoint before proceeding with installing this CU.

Download the CU update by requesting the hotfix (see the Microsoft link at the top of this post)

 Extract the update by doubleclicking the executable, or by rightclicking it, and extracting it manually.

 Click next on the Welcome Screen.

 Click 'I accept', and click Next.

 If all the prerequisites have passed, click Next.

 Check the box to update the console, and click Next.

 Click the 'Yes, update the site database' radio button, and click Next.

 Leave all the checkmarks, and click Next.

 Change the Package name if desired.

 Change the Package name if desired.

 Change the Package names if desired.

 Review the Setup summary. If everything is OK, click Install.

 Monitor the progress of the installation.

 Click 'View log', to monitor all the components using CMTrace.

 When finished, click Finish.

 Reboot the server.

 Check the version by opening the SCCM Console, and click About. The version should be 5.0.7958.1203.

 Next, select all the CU1 packages, and click Distribute Content.

 Click Next.

 Add distribution point(s) and click Next.

 Review the summary, and click Next.

 Once done, click close. You can then deploy the packages to the appropriate device collections if desired.

 

Optionally you can check the Site status and Component status in the Monitoring pane.

How to determine the installation status of this cumulative update
This cumulative update changes the following Configuration Manager version numbers and installation properties.

Site systems

The CULevel value is located under the following registry subkey:



HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SMS\Setup

Note: The CULevel value is set to 1 for Cumulative Update 1.

Administrator Console

The version that is displayed in the About System Center Configuration Manager dialog is 5.0.7958.1203 (as stated above, including the screenshot)

Client

The version that is displayed on the General tab of the Configuration Manager Control Panel item or the Client Version field of device properties in the Administrator Console is 5.00.7958.1203.

Endpoint Protection Client

This update brings the anti-malware client version to 4.5.0216.0. You can find the version information by clicking About on the Help menu of the Endpoint Protection client UI. 

You now succesfully have installed the CU1 update! :)