Schleswig-Holstein, the northernmost state of Germany, has finally concluded one element of a long-running project to eject Microsoft from its infrastructure by giving Exchange Server the boot.

Officials announced a " milestone for digital sovereignty in the country " with the completion of a project to migrate "more than 40,000 accounts and well over 100 million emails and calendar entries" away from Microsoft Exchange Server and Outlook to Open-Xchange and Mozilla Thunderbird.

Microsoft admits it 'cannot guarantee' data sovereignty

Schleswig-Holstein has been working on replacing Microsoft Office with LibreOffice for some years. The Register first reported on the move to LibreOffice in 2021. However, now that it's replaced Outlook, the government can move on with uninstalling Office.

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