I’ve included a list of websites / training videos that I’ve used to learn more about SCCM / Configuration Manager. I hope that you find them as useful as I do:
SCCM Resources:
Anoop C Nair Blog
https://www.anoopcnair.com/sccm/
CCMExec Blog
http://ccmexec.com/
ConfigMgrFTW
https://home.configmgrftw.com/blog/
DeploymentResearch Blog
https://deploymentresearch.com/ (I think they’re associated with TrueSec.com)
Enhansoft
https://www.enhansoft.com/blog/
Prajwal Desai Blog
https://www.prajwaldesai.com/sccm/
Prajwal Desai 61+ SCCM Labs
https://www.prajwaldesai.com/sccm-2012-r2-step-by-step-guide/
PatchMyPC SCCM Training Playlist
https://www.youtube.com/watch?v=amrg_mlFvuk&list=PLlbnpTGUMlnXND6or4NNTcr7qoURGIgDj
SystemCenterDudes
https://www.systemcenterdudes.com/