KB2969: Veeam Backup for Office 365 Complete Permissions
https://www.veeam.com/kb296926.06.2019 · 2969. Product: Veeam Backup for Microsoft Office 365 5.0, Veeam Backup for Microsoft Office 365 4.0. Published: 2019-06-26. Last Modified: 2021-08-12. Starting with Veeam Backup for Microsoft Office version 4c, two different modern authentication methods and a basic authentication method for working with Office 365 organizations are supported.
KB1491: Access is denied during Windows File Level Restore
www.veeam.com › kb1491Jan 19, 2012 · The currently logged in user does not have sufficient permissions to access the file that is being restored. Solution There are two ways to resolve this issue. First, log out, and log back in to the Veeam server as a user who has rights to read those files and folders you are attempting to restore, then perform the restore operation again.