We turned SSO off by default with Browser authentication to allow ShareGate Migrate to obtain a Delegated Application Token for modern APIs.

We fixed a Copy mailboxes issue where the mailbox copy mapping screen did not cache mailboxes correctly. This caused mailboxes to be fetched from Microsoft every time you switched tenants, slowing down your operations.

We solved a problem with Copy mailboxes where the mailbox source selection screen sometimes loaded mailboxes from multiple connections instead of the current one.