The team is reviewing this item and discussing potential short term and long term solutions for this. Thanks.
You should experience significant improvements in copy & paste of images within Teams, as well as to & from Teams. We are aware of a few remaining issues, but the most common cases are resolved.
Thanks again for your patience on this one.
An error occurred while saving the commentBrian commented
You should be bale to already do this here: https://docs.microsoft.com/en-us/azure/active-directory/b2b/allow-deny-list