First open an account here and download and install Haste here.
- By default, Haste is configured to start optimization when your PC starts. See What are the Default Settings? for more information.
- If Haste is not active, launch Haste by double-clicking the Haste application in your programs list before opening the League of Legends launcher or Battle.net for Overwatch.
- When Haste is active and you open the League of Legends launcher or Battle.net, Haste will connect to the appropriate service automatically.
- Play your games!