Click on the orange Master Key icon on the top right corner of your browser
In the Main Menu, click on your name → your “My Account” page will open in a new tab
Go to the “Forgot Master Key” tab and follow the instructions to reset your Master Key
Go to your “My Account” page from your mobile app (in the Settings drop-down menu)
Log into “My Account”
Go to the “Forgot Master Key” tab and follow the instructions to reset your Master Key