osu!install (online) file

Online installer of osu! Download the osu! installer. Locate the file you just downloaded, double-click on it and follow the instructions to install osu!. Run the game by double-clicking on the newly-created osu! icon on your desktop or the new entry in the Start menu. The main menu should show up. You should be prompted to either log in using an osu! account (create one by clicking on the appropriate button) or play offline. Playing online will enable you to register your scores in the global rankings and get a rank. Enjoy your osu! experience! I try to run osu! and get an 'Initialization Error' Make sure you have the .NET Framework 3.5 installed. Why can't I download from the Beatmap listing? You need to register for the site first. Registration is free and very quick, and as well as giving you the benefit of accessing beatmap downloads, it also allows you to obtain a ranking on the online leaderboards and chat to other players in-game. So there's no excuse not to sign up!