Users of Roku often encounter issues like forgot Roku pin; now, if this is happening to you too, you are supposed to follow and apply the steps. First of all, you should go to my.roku.com in a web browser, and then you should sign in to your account if required. Now, if you don't know your password, you should click on Forgot password and then execute the instructions to get a password reset email. And then, in the PIN Preference section and then you should click on update.