To know about A Definitive Guide to block an email address on AOL by using the desktop 10.1 version then you need to start by logging into your AOL account and then clicking on the mail icon. Now, tap to settings and then choose spam controls. Tap to edit spam controls to smoothly launch AOL desktops 10.1’s mail controls. Tap on the circle which is next to block mail from the address that I specify. After that, enter the email address that you want to block into the text box. Enter a comma to separate every email address. Lastly, tap to save after entering your email address.