Backup and Restore Subsite in SharePoint 2019

Question

In SharePoint 2019, I have a subsite under a sitecollection and I need to move it to another farm. What's the best way to backup and restore a subsite with content and permissions in SharePoint 2019 using PowerShell?

Answer 1

How to backup a subsite in SharePoint 2019?

In SharePoint 2019, to backup a subsite in PowerShell, you have to use Export-SPWeb as the following:

Export-SPWeb https://site -Path "C:\Temp\export.cmp" -IncludeVersions  -IncludeAlerts -IncludeUserSecurity

The above cmdlet, will backup the SharePoint subsite includes

• Versions
• Alerts
• User Security
• Child subsites

Note:
The Export-SPWeb doesn't include the below items:

• Recycle bin items
• Workflow association-data
• Audit logs

How to restore a subsite in SharePoint 2019?

In SharePoint 2019, to restore a subsite in PowerShell, you have to use Import-SPWeb as the following:

   Import-SPWeb https://site -Path export.cmp -includeusersecurity -UpdateVersions Overwrite

See also Backup and Restore Site Collection SharePoint 2016