It can be used immediately after launching the app. You can enjoy the internet in full screen. It is most suitable for browser to use as sub. The app's capacity is surprisingly light, as it has as simple a function as possible. The function to open multiple tabs has been omitted, so please exit if you want to initialize. Depending on the version of AndroidOS, full screen will be canceled when entering characters. In that case, please press the home button once after character input. If you st