Unfortunately, at the moment you cannot change the country within the app. We are striving to provide you a better service day by day, but at the moment if you need to change the country, you should delete and reinstall the app.
Other articles you might find interesting are:
Why am I not able to start using Woolsocks?
Which countries are supported by Woolsocks?
If you need further assistance, please click this link to send us a request.