If multiple languages were created for the guidance, end users have the possibility to switch from one to another. Here's what you need to do:
Open Newired Launcher (the triangle on the left or right side of the page):
Click on the language on the right bottom corner:
Choose the language you want to see the guidance on:
If you happen to know that the web-application has a different language, you can also switch content language, so that you ensure the correct functioning of the translations.