Participants section has an ASYNCHRONOUS MODE indicator, avatars have a progress icon, that changes to a checkmark once a team member finished his or her estimations;
Your estimation for Story Points part has the following options:
Skip - jump to the next un-estimated issue from the issue list, submitting no estimate from you for this particular issue;
Next - jump to the next un-estimated issue from the issue list saving a selected estimation option;
Finish & Review - for moderators only, proceed to the Final estimation stage even if some of the participants have not submitted estimations; it is highlighted is all the participants finished their estimations;
New area added for a comment for a particular issue;
Estimated value you selected for an issue will appear in the issue list.
Reviewing personal estimates
When all the participants have submitted their estimates or when the time is over then even if some participants' estimates are missing, a moderator has to chose the Review personal estimates option from the voting section or session menu:
Once it's done, Asynchronous mode will switch into the Interactive mode with all the issues set to Reviewing status and ready for the final estimation.