Export and Import Managed Metadata

Run SharePoint Management Shell and run Get-SPServiceApplication. Copy Managed Metadata ID.

Powershell for Export:

$mmsApp = “edc143d6-5a4a-4a99-8689-81852b3304c4”; #this sets the exporting MMS ID

$mmsproxy = Get-SPServiceApplicationProxy | ?{$_.TypeName -eq "ExportTaxonomyProxyName"};

Export-SPMetadataWebServicePartitionData -Identity $mmsApp -ServiceProxy $mmsproxy -Path \\location\exportfile.bak;


Powershell for Import:

$mms2 = "3a5e0b4f3a1c4cd0b067381240c7a3bc"   #this sets the importing MMS ID

$mms2proxy = Get-SPServiceApplicationProxy | ?{$_.TypeName -eq "Managed Metadata Service Connection"};

Import-SPMetadataWebServicePartitionData -Identity $mms2 -ServiceProxy $mms2proxy -path \\location\exportfile.bak -OverwriteExisting;