Hi @Andi, Welcome to Microsoft Q&A.
no local drive
Do you mean you don't have storage locally? Or no local server?
As a free option, publishing locally and then uploading is the most convenient option for you.
If you use the auto-update page of the shared link, the address of Onedrive will not be recognized by ClickOnce.
Publish using From a CD, DVD, or USB drive. You can choose to manually update your forms application.
Do not check Automatically check updates from the following location
Publish the app and upload all files to your Onedrive.
Best Regards, Jiale
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