Systems and method for sharing a file presented during a meeting are described. In some aspects, an operating system of a first client computing device of a presenter in an online meeting is monitored during the online meeting. The first client computing device of the presenter is engaged in screen sharing with a second client computing device of at least one other participant in the online meeting. That one or more files accessible via the operating system are being presented in the online meeting is determined based on the monitoring. The one or more files are provided to a set of users in response to determining that the one or more files are being presented in the online meeting.