Change [[MediaWiki:Visualeditor-dialog-meta-settings-index-help/en]]
Appearance
I suggest to replace the term "force" with "ask" (or "request") hereː MediaWiki:Visualeditor-dialog-meta-settings-index-help/en. In fact, search engines may easily not consider what is simply requested by a website or its robots.txt, the message is currently wrong/misleading.