Error When Uploading a TTF File

[busybird15]

I want to use the MyFont extension in a project, but I get this error every time I try to upload any ttf file:

Uploading images works just fine. How can I fix this?

[SteveJG]

Not all ttf fonts are created equal might be the problem.

How to import ttf fonts to App Inventor controls

Import and use ttf fonts with App Inventor The following is a collection of information about the use of ttf Fonts that work with App Inventor since the release of nb191 and Companion 2.66 . Here is an example of some of the fonts I loaded. [ttfGoogleFonts] Label1, Label2, Label3, Label4, a ListView, a CheckBox, ListPicker, a Button, DatePicker, Switch, Textbox with test, TextBox with material design font. [ttfFontsAnnotated] Examples of imported ttf fonts shown in various …