How to upload OSD font for your flight controller?

If your quad's live video has full of 'V' in the live video feed, you need to re-upload OSD font for your flight controller. If your flight controller has built-in SpeedyBee Bluetooth/WiFi chip, you could simply connect your flight controller to the SpeedyBee app following these steps:

1. Make sure to enable OSD switch in the 'Configuration TAB'.

2.Go to 'OSD' tab:

3. Click 'Font Manager' button:

4. Click 'Upload':