Pixel OSD FAQ
I see black squares where text should be.​
Be sure to have uploaded a font via the configurator's OSD tab and that the Pixel OSD was powered on while you did that. Depending on your FC, you might have to connect a battery.
This is documentation for INAV 5.1.0, which is no longer actively maintained.
For up-to-date documentation, see the latest version (8.0.1).