Struggling with Microsoft Teams Mac Error Keychain Issues? Discover proven, step-by-step fixes to resolve Keychain errors on ...

Microsoft says an Exchange Online issue that mistakenly quarantined legitimate emails last week was triggered by faulty heuristic detection rules designed to block credential phishing campaigns.

This should be resolved now - as always, please don't hesitate to file a new piece of feedback if you continue experiencing issues Therefore, if you were also unable to update Windows and were greeted ...

Microsoft confirms Exchange Online and Teams messages were mistakenly quarantined due to a phishing detection bug (EX1227432).

If you encounter Teams error "We couldn't connect the call, The call could not be placed, try sending them a message first", see this post.