- Check who is inviting you:
Confirm that the emails are coming from colleagues with whom you should be meeting, and not from unknown contacts. - Check your email account’s security settings:
Make sure your settings are allowing emails from colleagues to come through. - Check junk and spam folders:
Review junk and spam folders and mark asnot junk
any emails from your colleagues that have been delivered to your junk folder. - Verify any filters you may have set up:
Confirm that emails from your colleagues are not being filtered out. - Add the sender to your contacts list:
If you recognize the invitation, add the sender to your contacts list before accepting the invitation.