Double-Click "downloaded installer"
Hold on Control and click on “Installer-Run-me-first.command”, select “Open“;
If it doesn’t open it, try to allow anywhere in System Preferences > Security & Privacy > General
Press hot key "Control+Option+M"
Always use the hotkey to bring it up when it hides itself.
For OS X 10.8 and above, admin password is required.
For OS X 10.5, 10.6, 10.7, no admin password required, follow steps below
Note: If you can’t enable option "Enable access for assistive devices", Keystrokes logging won’t work.
Other features such as webhistory, chats, screenshots, email/FTP will work still.
After you click "Next", please re-open Amac Installer
Hold on Control and click on " Amac-Keylogger-STD", select "Open"
Now it starts logging keystrokes, press "Control+Option+M" to open and configure it.