Overview: If an HTML <input> element has the attribute spellcheck="false", this disables macOS text replacement System Preferences. A very prominent example is the Google Search field. Steps to reproduce: 1) Open System Preferences, Keyboard pane, Text tab 2) Create a new text replacement, Replace :cmd: With ⌘ 3) In Safari, open https://www.google.com 4) In the search field, enter :cmd: and then spacebar Expected results: :cmd: is replaced by ⌘ Actual results: :cmd: is not replaced Versions: Safari Version 13.1.2 (14609.3.5.1.5), macOS Version 10.14.6 Additional Information: Text replacement does work as expected on https://duckduckgo.com, where spellcheck is not disabled on the search field.
<rdar://problem/65770827>
This bug also affects contenteditable="true" spellcheck="false" <div> elements, such as in the gmail.com email composition window body.