If you wish to change the language of the interface, you can do it as follows.
Click on your name in the upper right corner of the page.
A dropdown menu opens. Click on "Preferences".
The settings view will open. From there, click on the tab "Users" (1), then click on the dropdown menu "Language" (2). Currently we have 4 languages to choose from: Estonian, English, Russian and Finnish. Choose the language you prefer and then click "Save changes" (3).