Please confirm you are running Veeam Backup for Microsoft 365 build 188.8.131.521 prior to installing this cumulative patch KB3222. You can check this under Help > About in Veeam Backup for Microsoft 365console. After upgrading, your build version will change to 184.108.40.2065.
As a result of on-going R&D effort and in response to customer feedback, cumulative patch KB3222 provides a set of enhancements and bug fixes, the most significant of which are listed below:
This form is only for KB Feedback/Suggestions, if you need help with the software open a support case