This post is a complete step-by-step SCCM 1610 upgrade guide.If you’re looking for a complete SCCM installation guide, see our blog series which covers it all.Since SCCM 1511, a new feature is available to ease the client upgrade process.SCCM pre-production client deployment is an integrated way for SCCM administrators to test the upgrade and functionality of the new SCCM client before production deployment.If you do not select this ,it is recommended to run the prerequisite check before the update install to make sure ,there are no warnings. Prerequisite errors always stop the update installation.You must resolve errors before you will be able to successfully retry the update installation. During the updates installation ,it also updates cd.latest folder which will be used during a Site recovery. Until all sites in your hierarchy are upgraded to new build version ,your hierarchy will operate in mixed version mode.You can’t install this upgrade if you are running SCCM 2012. Installing SCCM upgrades is very important to your infrastructure.It adds new feature and fixes lots of issues, which some of them are important.
The source files are located under Program Files\Microsoft Configuration Manager\Staging Client We need a collection to target the pre-production client deployment.
Once the site has completed the upgrade, the clients in the pre-production client collection will initiate the client upgrade after their next machine policy retrieval cycle.
You can follow the pre-production client deployment in the console.
He developed a strong knowledge of SCCM and MDT to build automated OS deployment solution for clients, managed large and complexe environment, including Point of Sale (POS) related projects.
As you already aware that ,the new version of SCCM Configmgr ( V1511 and later ) uses an in-console service method called Updates and Servicing that synchronizes with the Microsoft cloud service to get updates which allow you to install from within the Configuration Manager console.