Do not touch the mouse or keyboard while the launcher starts PT10! The launcher uses the mouse and keyboard during start to patch PT10 while it launches, if you interfere you'll mess up everything. You have to start the launcher once, then it appears in that menu, and you can tick its box.
Start ProTools launching PT10Loader.app Just double-click on it.Patch ProTools.app Open PT 10.3.9 Patch and drag Pro Tools.app on its window.Unpack PT10 Put PT10Loader and PT 10.3.9 Patch on your desktop.
Enable access for assistive devices: System Preferences > Accessibility pane > tick 'Enable access for assistive devices.Avid Pro Tools HD 10.3.9 Mac OSX Incl Patcher INSTRUCTION first download this: Torrent: Pro Tools 10.3.9 Loader + Patch