[[File:UI_Android_LoginButtonInStartMenu.jpg|thumb|alt=Login button in the start menu|Login button in the start menu]]
Near the bottom of the start menu which users see immediately after launching {{UBIK}} application, there is a {{key press|Login}} button. Clicking it opens the login dialog.
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== Logging in ==
After choosing the desired preset, users can click {{key press|Login}} in the selection dialog to trigger the authentication.
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== Authentication messages ==