In what tab the translate button found

Display the Review tab of the ribbon and click the Language tool and then click Translate. Click Translate Selection. Word displays the Translator pane. (A window may appear on the screen after clicking Translate Selection asking you to turn on Translation Services.)

                                      Hope this helps : )

you can not change you age soon as you signed up. the only way is too delete your account and use another account to sign up and put your correct age.

answerlibraries;