Heartbeat charts are designed to be a tool for always-on audience intelligence.
Locate your existing Heartbeat chart by navigating to the 'Heartbeat' menu and selecting the 'Charts' tab. Then click to launch the relevant chart.
Click the pencil icon to edit your Heartbeat chart
Click the plus button under 'Language sets' to add new data
Select your data file to attach it to your Heartbeat chart then click 'Save'
Your chart will automatically update to reflect the additional data