If you see yellow squares at the bottom then this means that Retroarch isn't loading a font.

You likely don't need to delete anything, just navigate to your Retroarch Config here: /recalbox/share/system/configs/retroarch/retroarchcustom.cfg

Then add this line to the Config: video_font_path = /storage/assets/xmb/retroactive/font.ttf

If you see yellow squares at the bottom then this means that Retroarch isn't loading a font.

You likely don't need to delete anything, just navigate to your Retroarch Config here: /recalbox/share/system/configs/retroarch/retroarchcustom.cfg

Then add this line to the Config: video_font_path = /storage/assets/xmb/retroactive/font.ttf