Did you check the dev console to see if it was loading the font URL you pasted without errors?
I've tested it here - you'd just need something like https://your.website/New Font.otf, but I'm not going to upload your font file for you so I can give you a link.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Did you check the dev console to see if it was loading the font URL you pasted without errors?
I've tested it here - you'd just need something like
https://your.website/New Font.otf
, but I'm not going to upload your font file for you so I can give you a link.