Overview: Configure NTP service on Windows 2016 Server
Kit: Windows 2016 Server
Steps:
Open local Group Policy Editor (gpedit.msc)Open Windows Timer Service ProvidersSelect the enable option the Windows NTP Server and click okOpen Global Configuration SettingsSeclect enable optionOpen Server dashboard and click on tools tabConfirm Windows Time service is runningAllow NTP port UDP:123 on the inbound firewall policyStop/Stat w32timer service via Windows PowershellConfirm NTP service is synced