As mentioned in my first blog of this year a walkthrough of the upgrade to SCCM 2012 SP1. First of all needless to say maybe, but download all the things you need. This is not only the media of SCCM 2012 SP1, but also ADK (Windows Assesment and Deployment Kit) that can be found here http://www.microsoft.com/en-us/download/details.aspx?id=30652 To make sure you are ready to start check the following pages: http://technet.microsoft.com/en-us/library/jj591552.aspx http://technet.microsoft.com/en-us/library/gg682077.aspx http://technet.microsoft.com/en-us/library/jj628195.aspx Check the version of SQL you are using and check if this is supported for SP1, otherwise take care of the matter before you continue. Then install the  following items from ADK: Then, if you are upgrading in a production environment, make sure you have backups and check that your environment is healthy. When everything is ready to go start the SP1 installation. Below you will find the screenshots with remarks if needed. As you can see below, we have…

Read more