Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hello Pablo,
I understand your frustration.
The issue you are experiencing has been reported by some users in the community and Microsoft has provided a guide on how to retrieve missing data in Form.
Click the link below for more information.
The thread where it was discussed in the community. https://answers.microsoft.com/en-us/msoffice/forum/all/missing-responses-from-ms-form/6a1c01ef-fb4e-498c-8955-73ca93d774a2
Microsoft support's resolution guide. https://support.microsoft.com/en-us/office/how-to-get-missing-data-in-forms-9fb98299-4dcc-41a4-bb29-34a9c3daf8cc
I hope you recover the responses soon.
Best Regards, Rita.