Right clicking in the event graph of a Blueprint to bring up the Context Menu results in the user having to click on the search field to make it active on Macs, whereas this is not the case for PC's in UE 4.11/
Auto-focus on search bar in add blueprint node overlay screen
Blueprint search box unfocuses
Editor Context Menu search not automatically focused anymore
4.11 search field get focus broke
[bug report] Blueprints, etc. node context menu search bar not selected by default
Head over to the existing Questions & Answers thread and let us know what's up.