Question: Q: Share Point Browser on some Safari sites.

Microsoft SharePoint is a browser-based collaboration and document management platform from Microsoft. Microsoft's content management system. It allows groups to set up a centralized, password protected space for document sharing.

I would ask here since SharePoint is a Microsoft product

sharepoint mac - Microsoft Community

https://answers.microsoft.com/en-us/search/search?SearchTerm=sharepoint+mac&IsSu ggestedTerm=false&tab=&x=0&y=0&CurrentScope.ForumName=&CurrentScope.Filter=&Cont entTypeScope=#////1

open safari & its preferences , select security & check the box of internet plug- ins , click on plug - in settings .

Check the box of share point browser plug - in & keep its as OFF .

The reason is clearly given in the screen shot as share point browser plug in does not support the highest level of security for safari plugins .

It should be kept as OFF or Ask , trust is risky .

Read an article : How to use Internet plug-ins in Safari for Mac - Apple Support