You cannot change your username.
The username you set when registering your account is unique and permanent.
If you do not remember your username, first try to find it in the e-mail correspondence (for example, message about successful registration) that was sent to you. Don't forget to check your spam folder.
If you still cannot find your username, contact our customer support.
You can open a chat by clicking the button next to your account in the right corner. Alternatively, contact us by email (support@kingsbet.cz) or phone (+420 910 920 555). You can find the contact information at the bottom of the Kingsbet main page.