1. Make sure that TinyUF2 bootloader specific to Heltec Wireless Tracker is pre-installed on your board.
   If it is not - use this illustration to install it by yourself. Put ESP32-S3 into Service Mode before flashing.
   

A properly installed bootloader is configured to flicker with this white LED :

2. Download firmware binaries into your Midi Edition. Follow these instructions.

3. Move your Midi into an area of good GPS/GLONASS/BeiDou/Galileo reception, turn on and leave nearby.

4. Connect your Tablet/Cellphone to SoftRF Wi-Fi Access Point.
   SSID: SoftRF-XXXXXX
   Key: 12345678
   

5. Open up a browser then proceed to this URL: http:https://192.168.1.1

6. A page like this should come up:
   

7. Open up Settings menu. Select NMEA UDP option. Press Save and restart button.

8. Disconnect from SoftRF AP and connect to internet.
   Install XCSoar app from Google Play.
   Re-connect to SoftRF AP.
   

9. Open the XCSoar app in Fly mode. Double tap the screen then select Config:

10. Select Devices:

11. Push Edit button then configure the device as follows:

12. Push Monitor button and see if your tablet/phone is receiving NMEA data from your Midi Edition:

13. Return all the way back to XCSoar main screen:

14. Swipe three times to the left to reach Radar View. When any other traffic ^{(SoftRF or OGN Tracker)} is around - you should see it on this screen: