Steps to reproduce

1. Access a form in "view" mode
2. Change the language of the form using the dropdown

It can be reproduced here on the demo instance:

https://demoauthor.magnolia-cms.com/.magnolia/admincentral#app:tours:detail;/magnolia-travels/Vietnam--Tradition-and-Today:view

Expected results

Content is changed to the selected language and remains on readOnly mode.

Actual results

Content changes but it's editable (still can't be saved, but it can be confusing for the client).