Before any major maintenance or upgrades to SCCM, it's recommended to take snapshots of the environment we can revert back to in case of any problems.
NOTE: You will need vSphere permissions that allow you to take snapshots on the SCCM vApp, you will also need PowerCLI from VMware:
Launch a powershell terminal with your ZZ account and run the following to connect to vCentre:
Use the command below and check that all the production SCCM servers are listed, note we are excluding the sandbox environment:
Pipe the last command to 'New-Snapshot' to create the backups:
Once you've finished, remove the snapshots by using the below command:
This last command can take some time, you can check progress in the vSphere web client: