Not sure if it’s also impossible in the Web-Application, but in the Desktop Application I cannot type the Ellipsis character (the three dots) in a text layer.
I am able to insert this character on MacOS using the emoji/symbol picker, or by copy/pasting it in. Figma doesn’t automatically convert three periods into the
… though, if that’s how you’re trying to do it.
I always typing … with Shortcut Option + . on Mac.
I can type it fine using the
Option + ; shortcut in desktop on a text layer.
What font are you using? Does it have the … glyph?