These errata have the same status as a Working Draft.
[2019-02-21] In “7.2. Feature precedence”, change
disables optional ligaturesdisables common ligatures
[2019-02-21] In “the entire specification”, remove the Media entry from all property definitions.
See GitHub
[2019-05-19] In “the entire specification”, in the event handler script, change
for (i = 0; i < hiresElements.length; i++)for (i = 0; i < hiresElements.length; i++)
See GitHub
[2020-07-31] In “4.9. Font fetching requirements”, change
src: url(http://example.com/fonts/simple.woff);src: url(https://example.com/fonts/simple.woff);
See GitHub
[2020-08-13] In “4.3. Font reference: the src descriptor”, change
Just as an @font-face ruleJust as a @font-face rule
See GitHub
[2020-08-13] In “8.1. The CSSFontFaceRule interface”, change
The CSSFontFaceRule interface represents an @font-face rule.The CSSFontFaceRule interface represents a @font-face rule.
See GitHub
[2021-02-17] In “Other References”, change
Microsoft TypographyMicrosoft Typogrraphy
And also change the URL to https://docs.microsoft.com/en-us/typography/develop/processing-part1. See GitHub