PubHTML5 allows users to protect their bookcase information from others. Just a password, you could keep good of your bookcase. Please follow the below steps.
Step1. Sign in pubhtml5.com.You can sign in with your existing social media accounts, such as Facebook and Google. Of course, if you have a PubHTML5 account, you can sign in with your account immediately, if not, you can also sign up to log in your account.
Step2. Click "MY BOOKCASE" and then choose one bookcase and click the Setting button as the below arrow points. Enter into the Bookcase Setting.
Step3. Set password and save.