Microsoft-office-2019-portable

If you are determined to have a physical portable version, there is a legitimate method:

End of support for Office 2016 and Office 2019 | Microsoft Support microsoft-office-2019-portable

If the goal is mobility or cost-saving, there are legitimate paths that do not involve the risks of "Office 2019 Portable." If you are determined to have a physical

A version promises to do exactly that. In theory, you should be able to: microsoft-office-2019-portable

If you have a Microsoft account (Outlook/Hotmail), you can use Office Online for free. It runs entirely in a web browser (Chrome, Edge, Firefox). This is essentially a "portable" office suite that requires only an internet connection and allows you to use Word, Excel, and PowerPoint on any computer without installing software.