This blog post is my experience using these two methods and is also a compressed version of them:https://docs.microsoft.com/en-us/microsoft-365/compliance/export-search-results?view=o365-worldwidehttps://docs.microsoft.com/en-us/microsoft-365/compliance/use-network-upload-to-import-pst-files?view=o365-worldwide The question is, do you always need to use a 3rd party tools when doing migrations? Well, at least now you have a free alternative with out-of-the-box tools from Microsoft.Update: The reason I'm not using Cross Tenant … Continue reading Exchange Online Tenant to Tenant migration with free Microsoft methods!