Reporting non-standard ESXi hosts list to Slack channel and automatically remediation.
You only need to change variables according to yourself then you can easily run the script.
You need following software and versions to use scripts.
* PowerCLI 12.1.0 or above
* Windows PowerShell 5.1 or above
* VMware vCenter 6.5 or above (vSphere 8 not tested)
* Slack
You can visit my blog for updating NTP on multiple ESXi hosts with PowerCLI and more detailed information.