Hi @Paulina-6517 ,
Are you using SharePoint Online or SharePoint Server?
According to my research, there is currently no way to hide the tab in the bottom ribbon.
And due to the limitations of the online environment, macros are not available in SharePoint.
To address your concern about the situation, we’d suggest you go to feedback on this issue, this is the best platform to let us hear from you and make our products and services better for you and others.
https://feedbackportal.microsoft.com/feedback/forum/06735c62-321c-ec11-b6e7-0022481f8472
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