sindresorhus/refined-github
The issue has been solved
Review/merge/fix `fix-squash-and-merge-title` and `fix-squash-and-merge-message` #1790
bfred-it posted onGitHub
These two features aren't working correctly, specifically around opening/closing/re-opening the merge form. They need to be reviewed and possibly just rewritten and maybe to apply to all types of merges, not just squash merges.
More details about the bugs: https://github.com/sindresorhus/refined-github/issues/1555#issuecomment-443529638