Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
One of my co-workers got this in the sanitizer. I can not repeat it on my machine. It is likely related to some env settings. It is a bug in qt 5.15-2/3 web-engine.
https://github.com/qutebrowser/qutebrowser/issues/6235