Here are the resources from the AP Exam Information Webinar held March 9th.
The deadline to “Select” your AP administration for each test is March 26th. This is the same deadline to cancel with a refund. 

AP Exam Information Webinar Recording

AP Exam Information Presentation 

2021 AP Exam Calendar

Please also login and make sure your email is correct in Total Registration as this will be how we communicate test information.  
Total Registration Site