Using RaceChrono on Android or iOS device, select the session you wish to import to MyRaceLab. Select EXPORT and choose CSV v3 (.csv) format. Select Whole Session to export (note some versions of RaceChrono restrict the length of session to export) Select Add to queue. Repeat the process for all the sessions you want to export, navigate to the Export Queue and select Start.   RaceChrono will process the sessions and create the CSV files on your device.  You need to Share the files to a folder on your device, cloud storage or email them to yourself.