You can find more information about the PowerShell commands used in this recipe on Microsoft Docs:
- Publish-NavApp: https://docs.microsoft.com/en-us/powershell/module/microsoft.dynamics.nav.apps.management/publish-navapp?view=businesscentral-ps
- Sync-NavApp: https://docs.microsoft.com/en-us/powershell/module/Microsoft.Dynamics.Nav.Apps.Management/Sync-NAVApp?view=businesscentral-ps
- Start-NAVAppDataUpgrade: https://docs.microsoft.com/en-us/powershell/module/Microsoft.Dynamics.Nav.Apps.Management/Start-NAVAppDataUpgrade?view=businesscentral-ps
Also, you can also find out more about installing and upgrading applications at: