Yes! The in-person orientation covers several extremely important topics, including immigration regulations and information.
IMPORTANT: Failure to attend the in-person orientation will result in an immediate hold on your account, which will prevent you from registering for classes.
Failure to attend this immigration will result in missing out on important immigration regulations and information, which in turn may result in loss of immigration status in the US. Not attending is not an excuse for not knowing or breaking the immigration regulations associated with the F1 visa type.