What is the problem?
Preview off:
Preview on:
In other skins, the "Preview" button is blue when it is on.
Steps to reproduce problem
- Login to beta and enable Realtime Preview via Special:Preferences beta tab
- Go to https://en.wikipedia.beta.wmflabs.org/w/index.php?title=Selenium_Echo_mention_test_0.8148390162093141&action=edit&useskin=monobook
- Click the "Preview" button
Environment
Wiki(s): https://en.wikipedia.beta.wmflabs.org MediaWiki 1.39.0-alpha (c8c7432) 13:33, 12 April 2022.
Editor, if applicable: WikiEditor 0.5.3 (85098ce) 06:15, 12 April 2022. CodeMirror 4.0.0 (758dd2c) 06:13, 12 April 2022.