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Amy S. OplingerAmy S. Oplinger 

Where to mark challenge as read?







Get Started with Lightning Experience>  App Customization>Creating and Customizing Lightning Apps
https://trailhead.salesforce.com/lex_admin_implementation/lex_implementation_customization/lex_implementation_customization_apps

 Get to the end, and see this...but not seeing WHERE to mark this as read. (Yes, I am logged in. Chrome Browser.)
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Gordon EngelGordon Engel
Many other people have posted the same in this forum.  I am following up with the Trailhead team.
Chris DuarteChris Duarte
We just caught up on Twitter, Amy -- scheduled fix is 11/1. Please hold off until then. Thanks and sorry for the trouble.
Gordon EngelGordon Engel
The issue is now resolved.  We're sorry for the inconvenience.  Please try the Trailhead Unit again.