WordPress Speed Up Service | WordPress Website Maintenance Packages How to disable wordpress 4.9 Syntax Highlighter by default?, by rayorlana I am on wordpress 4.9 and the new syntax highlighter features seems to be causing issues for editors and admins. So, there’s some false positive detected as errors on WordPress and those errors are automatically fixed which is actually not what i wanted. I’ve found out that this feature can be disabled for each editor manually from edit profile > disable syntax highlighting. Is it actually possible to disable it by default so that future editors on my site don’t need to set it again. How to disable wordpress 4.9 Syntax Highlighter by default?