It's a red, green, yellow, and blue sphere icon. You must do this on a computer since the mobile version of Chrome doesn't support extensions. This app allows you to create phrases to use for your friends' birthdays. Birthday Buddy then takes these phrases and posts them to friends' pages on their birthdays. This blue button is in the top-right side of the extension window. It's in a pop-up window at the top of the page. Doing so will install the Birthday Buddy extension. Go to https://www.facebook.com/. This will open your Facebook News Feed if you're already logged into Facebook. If you aren't already logged into Facebook, enter your email address (or phone number) and password in the top-right side of the page, then click Log In. It's a tab in the column of options that's in the upper-left side of the page. Clicking it opens a pop-up window. Fill out the following fields:   First Name - Your first name.  Last Name - Your last name.  Email - Type in an email address that you want to use for your Birthday Buddy account.  Password - Type in a password that you want to use for your Birthday Buddy account.  Confirm Password - Re-enter your password. It's at the bottom of the Birthday Buddy window. Doing so creates your account and takes you to the message creation page. On the left side of the Birthday Buddy window, click a text field, then type in your message. Make sure you click the Name button to insert a prompt for the person's name if you want to include their name in the birthday message.  For example, you might type "Happy Birthday, [click Name]!" to create a message that says "Happy Birthday, [NAME]" in the Birthday Buddy window. This message will use the first name of the person whose birthday you're referencing. You can create up to three of these. It's in the bottom-left side of the window. Your messages will now be assigned randomly to friends when their birthdays come up.
Open Google Chrome. Go to the Birthday Buddy extension page. Click ADD TO CHROME. Click Add extension when prompted. Open Facebook. Click Birthday Buddy. Enter your account information. Click Submit. Create an automatic birthday message. Click Save.