Installation Instructions

Installation FAQs, General FAQs

  1. Download Haste
  2. Double-click on the downloaded file to launch it.
  3. If you receive a User Account Control prompt asking for administrator privileges, select “Yes”.
  4. Click “Next”, read and agree to the terms, click “Next”, then “Install”, and “Finish” to complete the installation process.
  5. If the installer asks you to close other applications, select “Do not close applications. (A reboot may be required.)” and reboot your computer after installation completes.

Support Games & Regions

  • League of Legends – North America
  • Overwatch – North America

System Requirements


  • Windows 7 SP1, Windows 8.1, or Windows 10
  • Only 64-bit systems. No Windows 8, Mac, or Linux
  • All updates must be applied for Windows
  • User must have administrator rights


Check out our Support Center or email us at with as much information as possible including error messages and screenshots where appropriate.

Usage Instructions

Usage FAQs

  1. By default, Haste is configured to start optimization when your PC starts. See “Settings” below for more information.
  2. 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 for Overwatch.
    Packet Loss Optimizer Software Installation Instructions - Haste
  3. When Haste is active and you open the League of Legends launcher or, Haste will connect to the appropriate service automatically.
    Overwatch Lag Reducer Software Installation Instructions - Haste
  4. Play your games!

Setup Instructions

Usage FAQs, Account FAQs

  1. Upon launching Haste for the first time, you will be prompted to activate. Activating your PC allows you to use Haste without entering your credentials each time.
    Latency Optimizer Software Installation - Haste
  2. Enter your Haste username and password followed by the name of your PC (any description of your computer).
  3. Click “Activate” to complete the activation process.
  4. The following screen appears after successful activation. You are ready to play!
    Lag Optimizer Software Installation Instructions - Haste


  • Start Haste when your PC starts – Launch Haste at startup.
  • Start Haste Minimized – Launch Haste to system tray.
  • Deactivate – Log out and deactivate the Haste client.

Haste Check Instructions

Usage FAQs

  1. Launch Haste and select the “Haste Check” tab at the top.
  2. Use the drop-down menu to select the game you want to test your Haste connection for.
    Lag Reduction Software Installation Instructions - Haste
  3. Select “Start Haste Check !” to begin the test.
    Ping Reducer Software Installation Instructions - Haste
  4. After 30 seconds, the results will be displayed.
    Haste Software Installation Instructions