Open the COROS app on your phone
Open your completed activity
Tap the three dots (•••) at top right
Choose "Export Data" > select ".FIT" format
Select "RunCut" to import and create video
COROS supports .FIT, .GPX, .TCX, .KML, and .CSV. Select .FIT because it preserves complete heart rate, cadence, elevation, and power streams.
It takes just 3 to 5 seconds. As soon as you tap "Export Data" > select ".FIT", choose RunCut to start cutting immediately.