Go to your account dashboard on the KeenTools website. Download the "KeenTools Launcher" for your OS (Windows, macOS, or Linux).
For a safe and legitimate path, always purchase licenses directly from KeenTools or an authorized reseller, such as Toolfarm. keentools license key
: Buy a subscription at the KeenTools Buy page. You will receive an email to set up your account. Go to your account dashboard on the KeenTools website