We are performing critical system upgrades during the following maintenance windows:
- Nov 4 (Thursday) -- 10AM - 12PM PDT
- Nov 9 (Tuesday) -- 10AM - 12PM PDT
- Nov 16 (Tuesday) -- 10AM - 12PM PDT
- Nov 22 (Monday) -- 10AM - 12PM PDT
The Udacity Classroom may be unavailable for a limited time during maintenance. You can track the progress of the upgrades in real-time at status.udacity.com, as they may be completed early.
We apologize for any inconvenience this may cause.