Here is a list of issues that were fixed in this release - build PROD_2021_w34.

Issue Key Description
AVSUPPORT-52040, AVSUPPORT-57056 Periodic report numbers were inaccurate for some customers, where the trend reports and the aggregated numbers in the details grid didn't match.
AVSUPPORT-65946 File details screen was showing in 'email attachment' layout, even for SaaS platforms that are not email.
AVSUPPORT-64653 Some email subjects were delivered modified, with missing phrases, due to UTF parsing issue.