It is very easy to remove SharePoint site access for a single user. Here’s a quick guide on how to do it:
- Inside the main dashboard of your SharePoint site, head over to the top-right corner and click 'Members'.
- Find the user who has the SharePoint site access you want to revoke.
- Next, click the drop-down menu right below the name of the user.
- Finally, choose 'Remove From Group' to revoke the SharePoint site access of the selected user.